Home / 15,069,602,292-20,795,848,034.32-8,386,597,085.28

Finding the Fourth Proportional to 15,069,602,292, 20,795,848,034.32 and 8,386,597,085.28

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Solution

The fourth proportional to 15,069,602,292, 20,795,848,034.32 and 8,386,597,085.28 is: 11,573,390,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,069,602,292 : 20,795,848,034.32 = 8,386,597,085.28 : x
  2. Step 2: Convert to fraction form
    15,069,602,292/20,795,848,034.32 = 8,386,597,085.28/x
  3. Step 3: Cross multiply
    15,069,602,292x = 20,795,848,034.32 × 8,386,597,085.28
  4. Step 4: Simplify right side
    15,069,602,292x = 174,406,398,510,553,923,584
  5. Step 5: Solve for x
    x = 174,406,398,510,553,923,584/15,069,602,292
  6. Step 6: Final answer
    x = 11,573,390,931.70

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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.