Home / 121,046,156,235.92-181,411,743,141.12-49,252,001,918.42

Finding the Fourth Proportional to 121,046,156,235.92, 181,411,743,141.12 and 49,252,001,918.42

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Solution

The fourth proportional to 121,046,156,235.92, 181,411,743,141.12 and 49,252,001,918.42 is: 73,813,921,887.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,046,156,235.92 : 181,411,743,141.12 = 49,252,001,918.42 : x
  2. Step 2: Convert to fraction form
    121,046,156,235.92/181,411,743,141.12 = 49,252,001,918.42/x
  3. Step 3: Cross multiply
    121,046,156,235.92x = 181,411,743,141.12 × 49,252,001,918.42
  4. Step 4: Simplify right side
    121,046,156,235.92x = 8,934,891,521,210,357,645,312
  5. Step 5: Solve for x
    x = 8,934,891,521,210,357,645,312/121,046,156,235.92
  6. Step 6: Final answer
    x = 73,813,921,887.75

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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.