Home / 70,864,342.02-106,258,047.84-31,957,271.28

Finding the Fourth Proportional to 70,864,342.02, 106,258,047.84 and 31,957,271.28

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Solution

The fourth proportional to 70,864,342.02, 106,258,047.84 and 31,957,271.28 is: 47,918,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,864,342.02 : 106,258,047.84 = 31,957,271.28 : x
  2. Step 2: Convert to fraction form
    70,864,342.02/106,258,047.84 = 31,957,271.28/x
  3. Step 3: Cross multiply
    70,864,342.02x = 106,258,047.84 × 31,957,271.28
  4. Step 4: Simplify right side
    70,864,342.02x = 3,395,717,260,506,098.50
  5. Step 5: Solve for x
    x = 3,395,717,260,506,098.50/70,864,342.02
  6. Step 6: Final answer
    x = 47,918,560.50

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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.