Home / 914,783,342,849.86-1,264,212,282,122.40-749,724,521,920.70

Finding the Fourth Proportional to 914,783,342,849.86, 1,264,212,282,122.40 and 749,724,521,920.70

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Solution

The fourth proportional to 914,783,342,849.86, 1,264,212,282,122.40 and 749,724,521,920.70 is: 1,036,104,293,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,783,342,849.86 : 1,264,212,282,122.40 = 749,724,521,920.70 : x
  2. Step 2: Convert to fraction form
    914,783,342,849.86/1,264,212,282,122.40 = 749,724,521,920.70/x
  3. Step 3: Cross multiply
    914,783,342,849.86x = 1,264,212,282,122.40 × 749,724,521,920.70
  4. Step 4: Simplify right side
    914,783,342,849.86x = 947,810,948,820,493,316,128,768
  5. Step 5: Solve for x
    x = 947,810,948,820,493,316,128,768/914,783,342,849.86
  6. Step 6: Final answer
    x = 1,036,104,293,140.87

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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.