Home / 292,655,666.34-438,983,689.02-74,322,382.50

Finding the Fourth Proportional to 292,655,666.34, 438,983,689.02 and 74,322,382.50

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Solution

The fourth proportional to 292,655,666.34, 438,983,689.02 and 74,322,382.50 is: 111,483,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,655,666.34 : 438,983,689.02 = 74,322,382.50 : x
  2. Step 2: Convert to fraction form
    292,655,666.34/438,983,689.02 = 74,322,382.50/x
  3. Step 3: Cross multiply
    292,655,666.34x = 438,983,689.02 × 74,322,382.50
  4. Step 4: Simplify right side
    292,655,666.34x = 32,626,313,646,605,488
  5. Step 5: Solve for x
    x = 32,626,313,646,605,488/292,655,666.34
  6. Step 6: Final answer
    x = 111,483,621.88

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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.