Home / 614,532,474.40-921,798,711.60-604,328,807.20

Finding the Fourth Proportional to 614,532,474.40, 921,798,711.60 and 604,328,807.20

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Solution

The fourth proportional to 614,532,474.40, 921,798,711.60 and 604,328,807.20 is: 906,493,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,532,474.40 : 921,798,711.60 = 604,328,807.20 : x
  2. Step 2: Convert to fraction form
    614,532,474.40/921,798,711.60 = 604,328,807.20/x
  3. Step 3: Cross multiply
    614,532,474.40x = 921,798,711.60 × 604,328,807.20
  4. Step 4: Simplify right side
    614,532,474.40x = 557,069,515,859,724,864
  5. Step 5: Solve for x
    x = 557,069,515,859,724,864/614,532,474.40
  6. Step 6: Final answer
    x = 906,493,210.80

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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.