Home / 108,046,262.48-149,118,043.08-61,625,875.28

Finding the Fourth Proportional to 108,046,262.48, 149,118,043.08 and 61,625,875.28

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Solution

The fourth proportional to 108,046,262.48, 149,118,043.08 and 61,625,875.28 is: 85,051,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,046,262.48 : 149,118,043.08 = 61,625,875.28 : x
  2. Step 2: Convert to fraction form
    108,046,262.48/149,118,043.08 = 61,625,875.28/x
  3. Step 3: Cross multiply
    108,046,262.48x = 149,118,043.08 × 61,625,875.28
  4. Step 4: Simplify right side
    108,046,262.48x = 9,189,529,924,845,748
  5. Step 5: Solve for x
    x = 9,189,529,924,845,748/108,046,262.48
  6. Step 6: Final answer
    x = 85,051,807.57

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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.