Home / 498,864,969.24-748,249,361.28-153,725,926.20

Finding the Fourth Proportional to 498,864,969.24, 748,249,361.28 and 153,725,926.20

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Solution

The fourth proportional to 498,864,969.24, 748,249,361.28 and 153,725,926.20 is: 230,574,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,864,969.24 : 748,249,361.28 = 153,725,926.20 : x
  2. Step 2: Convert to fraction form
    498,864,969.24/748,249,361.28 = 153,725,926.20/x
  3. Step 3: Cross multiply
    498,864,969.24x = 748,249,361.28 × 153,725,926.20
  4. Step 4: Simplify right side
    498,864,969.24x = 115,025,326,091,326,400
  5. Step 5: Solve for x
    x = 115,025,326,091,326,400/498,864,969.24
  6. Step 6: Final answer
    x = 230,574,069.51

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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.