Home / 91,028,835,740.40-136,543,253,610.60-38,677,220,559.60

Finding the Fourth Proportional to 91,028,835,740.40, 136,543,253,610.60 and 38,677,220,559.60

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Solution

The fourth proportional to 91,028,835,740.40, 136,543,253,610.60 and 38,677,220,559.60 is: 58,015,830,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,028,835,740.40 : 136,543,253,610.60 = 38,677,220,559.60 : x
  2. Step 2: Convert to fraction form
    91,028,835,740.40/136,543,253,610.60 = 38,677,220,559.60/x
  3. Step 3: Cross multiply
    91,028,835,740.40x = 136,543,253,610.60 × 38,677,220,559.60
  4. Step 4: Simplify right side
    91,028,835,740.40x = 5,281,113,535,822,574,911,488
  5. Step 5: Solve for x
    x = 5,281,113,535,822,574,911,488/91,028,835,740.40
  6. Step 6: Final answer
    x = 58,015,830,839.40

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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.