Home / 434,478,565.87-652,007,629.25-158,129,703.11

Finding the Fourth Proportional to 434,478,565.87, 652,007,629.25 and 158,129,703.11

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Solution

The fourth proportional to 434,478,565.87, 652,007,629.25 and 158,129,703.11 is: 237,300,021.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,478,565.87 : 652,007,629.25 = 158,129,703.11 : x
  2. Step 2: Convert to fraction form
    434,478,565.87/652,007,629.25 = 158,129,703.11/x
  3. Step 3: Cross multiply
    434,478,565.87x = 652,007,629.25 × 158,129,703.11
  4. Step 4: Simplify right side
    434,478,565.87x = 103,101,772,838,757,456
  5. Step 5: Solve for x
    x = 103,101,772,838,757,456/434,478,565.87
  6. Step 6: Final answer
    x = 237,300,021.08

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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.