Home / 153,547,791.30-230,321,686.95-51,311,828.93

Finding the Fourth Proportional to 153,547,791.30, 230,321,686.95 and 51,311,828.93

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Solution

The fourth proportional to 153,547,791.30, 230,321,686.95 and 51,311,828.93 is: 76,967,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,547,791.30 : 230,321,686.95 = 51,311,828.93 : x
  2. Step 2: Convert to fraction form
    153,547,791.30/230,321,686.95 = 51,311,828.93/x
  3. Step 3: Cross multiply
    153,547,791.30x = 230,321,686.95 × 51,311,828.93
  4. Step 4: Simplify right side
    153,547,791.30x = 11,818,226,998,495,804
  5. Step 5: Solve for x
    x = 11,818,226,998,495,804/153,547,791.30
  6. Step 6: Final answer
    x = 76,967,743.39

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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.