Home / 411,804,587.93-617,706,386.15-105,096,733.61

Finding the Fourth Proportional to 411,804,587.93, 617,706,386.15 and 105,096,733.61

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Solution

The fourth proportional to 411,804,587.93, 617,706,386.15 and 105,096,733.61 is: 157,644,973.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,804,587.93 : 617,706,386.15 = 105,096,733.61 : x
  2. Step 2: Convert to fraction form
    411,804,587.93/617,706,386.15 = 105,096,733.61/x
  3. Step 3: Cross multiply
    411,804,587.93x = 617,706,386.15 × 105,096,733.61
  4. Step 4: Simplify right side
    411,804,587.93x = 64,918,923,510,788,328
  5. Step 5: Solve for x
    x = 64,918,923,510,788,328/411,804,587.93
  6. Step 6: Final answer
    x = 157,644,973.89

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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.