Home / 104,853,603.60-157,280,405.40-70,589,437.20

Finding the Fourth Proportional to 104,853,603.60, 157,280,405.40 and 70,589,437.20

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Solution

The fourth proportional to 104,853,603.60, 157,280,405.40 and 70,589,437.20 is: 105,884,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,853,603.60 : 157,280,405.40 = 70,589,437.20 : x
  2. Step 2: Convert to fraction form
    104,853,603.60/157,280,405.40 = 70,589,437.20/x
  3. Step 3: Cross multiply
    104,853,603.60x = 157,280,405.40 × 70,589,437.20
  4. Step 4: Simplify right side
    104,853,603.60x = 11,102,335,299,773,842
  5. Step 5: Solve for x
    x = 11,102,335,299,773,842/104,853,603.60
  6. Step 6: Final answer
    x = 105,884,155.80

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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.