Home / 97,161,874,415.60-145,742,811,623.40-57,947,543,740.40

Finding the Fourth Proportional to 97,161,874,415.60, 145,742,811,623.40 and 57,947,543,740.40

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Solution

The fourth proportional to 97,161,874,415.60, 145,742,811,623.40 and 57,947,543,740.40 is: 86,921,315,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,161,874,415.60 : 145,742,811,623.40 = 57,947,543,740.40 : x
  2. Step 2: Convert to fraction form
    97,161,874,415.60/145,742,811,623.40 = 57,947,543,740.40/x
  3. Step 3: Cross multiply
    97,161,874,415.60x = 145,742,811,623.40 × 57,947,543,740.40
  4. Step 4: Simplify right side
    97,161,874,415.60x = 8,445,437,951,395,849,306,112
  5. Step 5: Solve for x
    x = 8,445,437,951,395,849,306,112/97,161,874,415.60
  6. Step 6: Final answer
    x = 86,921,315,610.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.