Home / 109,316,520.80-163,862,806.80-63,854,914.40

Finding the Fourth Proportional to 109,316,520.80, 163,862,806.80 and 63,854,914.40

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Solution

The fourth proportional to 109,316,520.80, 163,862,806.80 and 63,854,914.40 is: 95,716,964.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,316,520.80 : 163,862,806.80 = 63,854,914.40 : x
  2. Step 2: Convert to fraction form
    109,316,520.80/163,862,806.80 = 63,854,914.40/x
  3. Step 3: Cross multiply
    109,316,520.80x = 163,862,806.80 × 63,854,914.40
  4. Step 4: Simplify right side
    109,316,520.80x = 10,463,445,501,557,738
  5. Step 5: Solve for x
    x = 10,463,445,501,557,738/109,316,520.80
  6. Step 6: Final answer
    x = 95,716,964.14

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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.