Home / 530,969,843.32-732,505,931.15-506,352,499.59

Finding the Fourth Proportional to 530,969,843.32, 732,505,931.15 and 506,352,499.59

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Solution

The fourth proportional to 530,969,843.32, 732,505,931.15 and 506,352,499.59 is: 698,544,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,969,843.32 : 732,505,931.15 = 506,352,499.59 : x
  2. Step 2: Convert to fraction form
    530,969,843.32/732,505,931.15 = 506,352,499.59/x
  3. Step 3: Cross multiply
    530,969,843.32x = 732,505,931.15 × 506,352,499.59
  4. Step 4: Simplify right side
    530,969,843.32x = 370,906,209,205,363,776
  5. Step 5: Solve for x
    x = 370,906,209,205,363,776/530,969,843.32
  6. Step 6: Final answer
    x = 698,544,774.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.