Home / 109,017,578,050.40-163,526,367,075.60-42,770,835,624.80

Finding the Fourth Proportional to 109,017,578,050.40, 163,526,367,075.60 and 42,770,835,624.80

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Solution

The fourth proportional to 109,017,578,050.40, 163,526,367,075.60 and 42,770,835,624.80 is: 64,156,253,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,017,578,050.40 : 163,526,367,075.60 = 42,770,835,624.80 : x
  2. Step 2: Convert to fraction form
    109,017,578,050.40/163,526,367,075.60 = 42,770,835,624.80/x
  3. Step 3: Cross multiply
    109,017,578,050.40x = 163,526,367,075.60 × 42,770,835,624.80
  4. Step 4: Simplify right side
    109,017,578,050.40x = 6,994,159,366,511,194,537,984
  5. Step 5: Solve for x
    x = 6,994,159,366,511,194,537,984/109,017,578,050.40
  6. Step 6: Final answer
    x = 64,156,253,437.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.