Home / 8,161,888,139.80-12,242,832,209.70-4,029,402,923.80

Finding the Fourth Proportional to 8,161,888,139.80, 12,242,832,209.70 and 4,029,402,923.80

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Solution

The fourth proportional to 8,161,888,139.80, 12,242,832,209.70 and 4,029,402,923.80 is: 6,044,104,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,888,139.80 : 12,242,832,209.70 = 4,029,402,923.80 : x
  2. Step 2: Convert to fraction form
    8,161,888,139.80/12,242,832,209.70 = 4,029,402,923.80/x
  3. Step 3: Cross multiply
    8,161,888,139.80x = 12,242,832,209.70 × 4,029,402,923.80
  4. Step 4: Simplify right side
    8,161,888,139.80x = 49,331,303,901,357,998,080
  5. Step 5: Solve for x
    x = 49,331,303,901,357,998,080/8,161,888,139.80
  6. Step 6: Final answer
    x = 6,044,104,385.70

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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.