Home / 539,430,349.95-744,413,884.07-291,911,704.20

Finding the Fourth Proportional to 539,430,349.95, 744,413,884.07 and 291,911,704.20

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Solution

The fourth proportional to 539,430,349.95, 744,413,884.07 and 291,911,704.20 is: 402,838,152.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,430,349.95 : 744,413,884.07 = 291,911,704.20 : x
  2. Step 2: Convert to fraction form
    539,430,349.95/744,413,884.07 = 291,911,704.20/x
  3. Step 3: Cross multiply
    539,430,349.95x = 744,413,884.07 × 291,911,704.20
  4. Step 4: Simplify right side
    539,430,349.95x = 217,303,125,527,555,392
  5. Step 5: Solve for x
    x = 217,303,125,527,555,392/539,430,349.95
  6. Step 6: Final answer
    x = 402,838,152.41

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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.