Home / 730,209,574.08-1,007,577,760.77-412,553,914.74

Finding the Fourth Proportional to 730,209,574.08, 1,007,577,760.77 and 412,553,914.74

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Solution

The fourth proportional to 730,209,574.08, 1,007,577,760.77 and 412,553,914.74 is: 569,261,434.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,209,574.08 : 1,007,577,760.77 = 412,553,914.74 : x
  2. Step 2: Convert to fraction form
    730,209,574.08/1,007,577,760.77 = 412,553,914.74/x
  3. Step 3: Cross multiply
    730,209,574.08x = 1,007,577,760.77 × 412,553,914.74
  4. Step 4: Simplify right side
    730,209,574.08x = 415,680,149,610,626,688
  5. Step 5: Solve for x
    x = 415,680,149,610,626,688/730,209,574.08
  6. Step 6: Final answer
    x = 569,261,434.48

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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.