Home / 141,334,977,037.68-195,042,900,950.64-77,105,506,713.12

Finding the Fourth Proportional to 141,334,977,037.68, 195,042,900,950.64 and 77,105,506,713.12

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Solution

The fourth proportional to 141,334,977,037.68, 195,042,900,950.64 and 77,105,506,713.12 is: 106,405,944,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,334,977,037.68 : 195,042,900,950.64 = 77,105,506,713.12 : x
  2. Step 2: Convert to fraction form
    141,334,977,037.68/195,042,900,950.64 = 77,105,506,713.12/x
  3. Step 3: Cross multiply
    141,334,977,037.68x = 195,042,900,950.64 × 77,105,506,713.12
  4. Step 4: Simplify right side
    141,334,977,037.68x = 15,038,881,708,595,971,358,720
  5. Step 5: Solve for x
    x = 15,038,881,708,595,971,358,720/141,334,977,037.68
  6. Step 6: Final answer
    x = 106,405,944,401.06

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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.