Home / 1,778,877,092,035-2,454,678,853,612.30-997,641,935,497.20

Finding the Fourth Proportional to 1,778,877,092,035, 2,454,678,853,612.30 and 997,641,935,497.20

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Solution

The fourth proportional to 1,778,877,092,035, 2,454,678,853,612.30 and 997,641,935,497.20 is: 1,376,649,670,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,877,092,035 : 2,454,678,853,612.30 = 997,641,935,497.20 : x
  2. Step 2: Convert to fraction form
    1,778,877,092,035/2,454,678,853,612.30 = 997,641,935,497.20/x
  3. Step 3: Cross multiply
    1,778,877,092,035x = 2,454,678,853,612.30 × 997,641,935,497.20
  4. Step 4: Simplify right side
    1,778,877,092,035x = 2,448,890,562,541,822,884,708,352
  5. Step 5: Solve for x
    x = 2,448,890,562,541,822,884,708,352/1,778,877,092,035
  6. Step 6: Final answer
    x = 1,376,649,670,461.68

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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.