Home / 239,643,607,252.90-330,708,356,303.02-129,778,806,142.04

Finding the Fourth Proportional to 239,643,607,252.90, 330,708,356,303.02 and 129,778,806,142.04

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Solution

The fourth proportional to 239,643,607,252.90, 330,708,356,303.02 and 129,778,806,142.04 is: 179,094,849,031.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,643,607,252.90 : 330,708,356,303.02 = 129,778,806,142.04 : x
  2. Step 2: Convert to fraction form
    239,643,607,252.90/330,708,356,303.02 = 129,778,806,142.04/x
  3. Step 3: Cross multiply
    239,643,607,252.90x = 330,708,356,303.02 × 129,778,806,142.04
  4. Step 4: Simplify right side
    239,643,607,252.90x = 42,918,935,662,202,321,895,424
  5. Step 5: Solve for x
    x = 42,918,935,662,202,321,895,424/239,643,607,252.90
  6. Step 6: Final answer
    x = 179,094,849,031.00

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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.