Home / 120,547,164,495.85-180,820,746,743.77-36,700,229,891.05

Finding the Fourth Proportional to 120,547,164,495.85, 180,820,746,743.77 and 36,700,229,891.05

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Solution

The fourth proportional to 120,547,164,495.85, 180,820,746,743.77 and 36,700,229,891.05 is: 55,050,344,836.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,547,164,495.85 : 180,820,746,743.77 = 36,700,229,891.05 : x
  2. Step 2: Convert to fraction form
    120,547,164,495.85/180,820,746,743.77 = 36,700,229,891.05/x
  3. Step 3: Cross multiply
    120,547,164,495.85x = 180,820,746,743.77 × 36,700,229,891.05
  4. Step 4: Simplify right side
    120,547,164,495.85x = 6,636,162,974,567,689,617,408
  5. Step 5: Solve for x
    x = 6,636,162,974,567,689,617,408/120,547,164,495.85
  6. Step 6: Final answer
    x = 55,050,344,836.57

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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.