Home / 129,873,209,329.08-179,161,340,298.36-112,701,962,002.83

Finding the Fourth Proportional to 129,873,209,329.08, 179,161,340,298.36 and 112,701,962,002.83

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Solution

The fourth proportional to 129,873,209,329.08, 179,161,340,298.36 and 112,701,962,002.83 is: 155,473,439,603.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,873,209,329.08 : 179,161,340,298.36 = 112,701,962,002.83 : x
  2. Step 2: Convert to fraction form
    129,873,209,329.08/179,161,340,298.36 = 112,701,962,002.83/x
  3. Step 3: Cross multiply
    129,873,209,329.08x = 179,161,340,298.36 × 112,701,962,002.83
  4. Step 4: Simplify right side
    129,873,209,329.08x = 20,191,834,566,681,864,175,616
  5. Step 5: Solve for x
    x = 20,191,834,566,681,864,175,616/129,873,209,329.08
  6. Step 6: Final answer
    x = 155,473,439,603.07

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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.