Home / 105,773,531.20-158,660,296.80-60,339,918.40

Finding the Fourth Proportional to 105,773,531.20, 158,660,296.80 and 60,339,918.40

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Solution

The fourth proportional to 105,773,531.20, 158,660,296.80 and 60,339,918.40 is: 90,509,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,773,531.20 : 158,660,296.80 = 60,339,918.40 : x
  2. Step 2: Convert to fraction form
    105,773,531.20/158,660,296.80 = 60,339,918.40/x
  3. Step 3: Cross multiply
    105,773,531.20x = 158,660,296.80 × 60,339,918.40
  4. Step 4: Simplify right side
    105,773,531.20x = 9,573,549,362,231,782
  5. Step 5: Solve for x
    x = 9,573,549,362,231,782/105,773,531.20
  6. Step 6: Final answer
    x = 90,509,877.60

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1.5x scale

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.