Home / 98,657,918,644.32-136,148,028,490.98-53,547,654,756.60

Finding the Fourth Proportional to 98,657,918,644.32, 136,148,028,490.98 and 53,547,654,756.60

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Solution

The fourth proportional to 98,657,918,644.32, 136,148,028,490.98 and 53,547,654,756.60 is: 73,895,818,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,657,918,644.32 : 136,148,028,490.98 = 53,547,654,756.60 : x
  2. Step 2: Convert to fraction form
    98,657,918,644.32/136,148,028,490.98 = 53,547,654,756.60/x
  3. Step 3: Cross multiply
    98,657,918,644.32x = 136,148,028,490.98 × 53,547,654,756.60
  4. Step 4: Simplify right side
    98,657,918,644.32x = 7,290,407,625,426,737,299,456
  5. Step 5: Solve for x
    x = 7,290,407,625,426,737,299,456/98,657,918,644.32
  6. Step 6: Final answer
    x = 73,895,818,253.68

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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.