Home / 99,569,571,894.13-137,319,171,325.02-70,576,414,872.79

Finding the Fourth Proportional to 99,569,571,894.13, 137,319,171,325.02 and 70,576,414,872.79

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Solution

The fourth proportional to 99,569,571,894.13, 137,319,171,325.02 and 70,576,414,872.79 is: 97,333,900,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,569,571,894.13 : 137,319,171,325.02 = 70,576,414,872.79 : x
  2. Step 2: Convert to fraction form
    99,569,571,894.13/137,319,171,325.02 = 70,576,414,872.79/x
  3. Step 3: Cross multiply
    99,569,571,894.13x = 137,319,171,325.02 × 70,576,414,872.79
  4. Step 4: Simplify right side
    99,569,571,894.13x = 9,691,494,805,422,615,822,336
  5. Step 5: Solve for x
    x = 9,691,494,805,422,615,822,336/99,569,571,894.13
  6. Step 6: Final answer
    x = 97,333,900,518.60

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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.