Home / 8,239,638,864.80-12,359,458,297.20-7,341,716,151.20

Finding the Fourth Proportional to 8,239,638,864.80, 12,359,458,297.20 and 7,341,716,151.20

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Solution

The fourth proportional to 8,239,638,864.80, 12,359,458,297.20 and 7,341,716,151.20 is: 11,012,574,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,638,864.80 : 12,359,458,297.20 = 7,341,716,151.20 : x
  2. Step 2: Convert to fraction form
    8,239,638,864.80/12,359,458,297.20 = 7,341,716,151.20/x
  3. Step 3: Cross multiply
    8,239,638,864.80x = 12,359,458,297.20 × 7,341,716,151.20
  4. Step 4: Simplify right side
    8,239,638,864.80x = 90,739,634,600,636,088,320
  5. Step 5: Solve for x
    x = 90,739,634,600,636,088,320/8,239,638,864.80
  6. Step 6: Final answer
    x = 11,012,574,226.80

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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.