Home / 86,271,123.40-129,470,955.60-63,301,413.24

Finding the Fourth Proportional to 86,271,123.40, 129,470,955.60 and 63,301,413.24

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Solution

The fourth proportional to 86,271,123.40, 129,470,955.60 and 63,301,413.24 is: 94,999,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,271,123.40 : 129,470,955.60 = 63,301,413.24 : x
  2. Step 2: Convert to fraction form
    86,271,123.40/129,470,955.60 = 63,301,413.24/x
  3. Step 3: Cross multiply
    86,271,123.40x = 129,470,955.60 × 63,301,413.24
  4. Step 4: Simplify right side
    86,271,123.40x = 8,195,694,463,013,292
  5. Step 5: Solve for x
    x = 8,195,694,463,013,292/86,271,123.40
  6. Step 6: Final answer
    x = 94,999,278.32

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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.