Home / 103,997,153.66-143,514,307.58-57,586,411.13

Finding the Fourth Proportional to 103,997,153.66, 143,514,307.58 and 57,586,411.13

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Solution

The fourth proportional to 103,997,153.66, 143,514,307.58 and 57,586,411.13 is: 79,468,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,997,153.66 : 143,514,307.58 = 57,586,411.13 : x
  2. Step 2: Convert to fraction form
    103,997,153.66/143,514,307.58 = 57,586,411.13/x
  3. Step 3: Cross multiply
    103,997,153.66x = 143,514,307.58 × 57,586,411.13
  4. Step 4: Simplify right side
    103,997,153.66x = 8,264,473,918,333,651
  5. Step 5: Solve for x
    x = 8,264,473,918,333,651/103,997,153.66
  6. Step 6: Final answer
    x = 79,468,270.31

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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.