Home / 258,756,145,104.93-388,142,124,848.07-88,773,349,746.17

Finding the Fourth Proportional to 258,756,145,104.93, 388,142,124,848.07 and 88,773,349,746.17

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Solution

The fourth proportional to 258,756,145,104.93, 388,142,124,848.07 and 88,773,349,746.17 is: 133,162,737,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,756,145,104.93 : 388,142,124,848.07 = 88,773,349,746.17 : x
  2. Step 2: Convert to fraction form
    258,756,145,104.93/388,142,124,848.07 = 88,773,349,746.17/x
  3. Step 3: Cross multiply
    258,756,145,104.93x = 388,142,124,848.07 × 88,773,349,746.17
  4. Step 4: Simplify right side
    258,756,145,104.93x = 34,456,676,600,357,356,306,432
  5. Step 5: Solve for x
    x = 34,456,676,600,357,356,306,432/258,756,145,104.93
  6. Step 6: Final answer
    x = 133,162,737,396.57

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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.