Home / 120,547,069,426.60-180,820,604,139.90-36,700,134,821.80

Finding the Fourth Proportional to 120,547,069,426.60, 180,820,604,139.90 and 36,700,134,821.80

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Solution

The fourth proportional to 120,547,069,426.60, 180,820,604,139.90 and 36,700,134,821.80 is: 55,050,202,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,547,069,426.60 : 180,820,604,139.90 = 36,700,134,821.80 : x
  2. Step 2: Convert to fraction form
    120,547,069,426.60/180,820,604,139.90 = 36,700,134,821.80/x
  3. Step 3: Cross multiply
    120,547,069,426.60x = 180,820,604,139.90 × 36,700,134,821.80
  4. Step 4: Simplify right side
    120,547,069,426.60x = 6,636,140,550,493,657,104,384
  5. Step 5: Solve for x
    x = 6,636,140,550,493,657,104,384/120,547,069,426.60
  6. Step 6: Final answer
    x = 55,050,202,232.70

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1.5x scale

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.