Home / 120,547,069,356.60-180,820,604,034.90-36,700,134,751.80

Finding the Fourth Proportional to 120,547,069,356.60, 180,820,604,034.90 and 36,700,134,751.80

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Solution

The fourth proportional to 120,547,069,356.60, 180,820,604,034.90 and 36,700,134,751.80 is: 55,050,202,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,547,069,356.60 : 180,820,604,034.90 = 36,700,134,751.80 : x
  2. Step 2: Convert to fraction form
    120,547,069,356.60/180,820,604,034.90 = 36,700,134,751.80/x
  3. Step 3: Cross multiply
    120,547,069,356.60x = 180,820,604,034.90 × 36,700,134,751.80
  4. Step 4: Simplify right side
    120,547,069,356.60x = 6,636,140,533,982,700,765,184
  5. Step 5: Solve for x
    x = 6,636,140,533,982,700,765,184/120,547,069,356.60
  6. Step 6: Final answer
    x = 55,050,202,127.70

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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.