Home / 153,932,275.44-230,869,544.76-77,234,710.32

Finding the Fourth Proportional to 153,932,275.44, 230,869,544.76 and 77,234,710.32

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Solution

The fourth proportional to 153,932,275.44, 230,869,544.76 and 77,234,710.32 is: 115,837,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,932,275.44 : 230,869,544.76 = 77,234,710.32 : x
  2. Step 2: Convert to fraction form
    153,932,275.44/230,869,544.76 = 77,234,710.32/x
  3. Step 3: Cross multiply
    153,932,275.44x = 230,869,544.76 × 77,234,710.32
  4. Step 4: Simplify right side
    153,932,275.44x = 17,831,142,411,248,872
  5. Step 5: Solve for x
    x = 17,831,142,411,248,872/153,932,275.44
  6. Step 6: Final answer
    x = 115,837,580.91

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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.