Home / 124,666,424.63-172,036,365.86-69,662,733.11

Finding the Fourth Proportional to 124,666,424.63, 172,036,365.86 and 69,662,733.11

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Solution

The fourth proportional to 124,666,424.63, 172,036,365.86 and 69,662,733.11 is: 96,132,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,666,424.63 : 172,036,365.86 = 69,662,733.11 : x
  2. Step 2: Convert to fraction form
    124,666,424.63/172,036,365.86 = 69,662,733.11/x
  3. Step 3: Cross multiply
    124,666,424.63x = 172,036,365.86 × 69,662,733.11
  4. Step 4: Simplify right side
    124,666,424.63x = 11,984,523,439,771,182
  5. Step 5: Solve for x
    x = 11,984,523,439,771,182/124,666,424.63
  6. Step 6: Final answer
    x = 96,132,727.60

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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.