Home / 141,334,977,035.68-195,042,900,947.88-77,105,506,711.12

Finding the Fourth Proportional to 141,334,977,035.68, 195,042,900,947.88 and 77,105,506,711.12

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Solution

The fourth proportional to 141,334,977,035.68, 195,042,900,947.88 and 77,105,506,711.12 is: 106,405,944,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,334,977,035.68 : 195,042,900,947.88 = 77,105,506,711.12 : x
  2. Step 2: Convert to fraction form
    141,334,977,035.68/195,042,900,947.88 = 77,105,506,711.12/x
  3. Step 3: Cross multiply
    141,334,977,035.68x = 195,042,900,947.88 × 77,105,506,711.12
  4. Step 4: Simplify right side
    141,334,977,035.68x = 15,038,881,707,993,073,713,152
  5. Step 5: Solve for x
    x = 15,038,881,707,993,073,713,152/141,334,977,035.68
  6. Step 6: Final answer
    x = 106,405,944,398.30

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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.