Home / 1,437,937,310.40-2,156,905,965.60-740,580,430.20

Finding the Fourth Proportional to 1,437,937,310.40, 2,156,905,965.60 and 740,580,430.20

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Solution

The fourth proportional to 1,437,937,310.40, 2,156,905,965.60 and 740,580,430.20 is: 1,110,870,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,937,310.40 : 2,156,905,965.60 = 740,580,430.20 : x
  2. Step 2: Convert to fraction form
    1,437,937,310.40/2,156,905,965.60 = 740,580,430.20/x
  3. Step 3: Cross multiply
    1,437,937,310.40x = 2,156,905,965.60 × 740,580,430.20
  4. Step 4: Simplify right side
    1,437,937,310.40x = 1,597,362,347,904,994,560
  5. Step 5: Solve for x
    x = 1,597,362,347,904,994,560/1,437,937,310.40
  6. Step 6: Final answer
    x = 1,110,870,645.30

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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.