Home / 78,011,528.10-107,657,032.80-44,971,177.74

Finding the Fourth Proportional to 78,011,528.10, 107,657,032.80 and 44,971,177.74

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Solution

The fourth proportional to 78,011,528.10, 107,657,032.80 and 44,971,177.74 is: 62,060,873.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,011,528.10 : 107,657,032.80 = 44,971,177.74 : x
  2. Step 2: Convert to fraction form
    78,011,528.10/107,657,032.80 = 44,971,177.74/x
  3. Step 3: Cross multiply
    78,011,528.10x = 107,657,032.80 × 44,971,177.74
  4. Step 4: Simplify right side
    78,011,528.10x = 4,841,463,557,009,810
  5. Step 5: Solve for x
    x = 4,841,463,557,009,810/78,011,528.10
  6. Step 6: Final answer
    x = 62,060,873.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.