Home / 125,693,798.40-173,437,168.32-70,686,374.40

Finding the Fourth Proportional to 125,693,798.40, 173,437,168.32 and 70,686,374.40

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Solution

The fourth proportional to 125,693,798.40, 173,437,168.32 and 70,686,374.40 is: 97,535,795.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,693,798.40 : 173,437,168.32 = 70,686,374.40 : x
  2. Step 2: Convert to fraction form
    125,693,798.40/173,437,168.32 = 70,686,374.40/x
  3. Step 3: Cross multiply
    125,693,798.40x = 173,437,168.32 × 70,686,374.40
  4. Step 4: Simplify right side
    125,693,798.40x = 12,259,644,614,743,340
  5. Step 5: Solve for x
    x = 12,259,644,614,743,340/125,693,798.40
  6. Step 6: Final answer
    x = 97,535,795.49

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Why These Related Problems?

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