Home / 1,091,206,468.80-1,636,809,703.20-655,850,001.60

Finding the Fourth Proportional to 1,091,206,468.80, 1,636,809,703.20 and 655,850,001.60

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Solution

The fourth proportional to 1,091,206,468.80, 1,636,809,703.20 and 655,850,001.60 is: 983,775,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,206,468.80 : 1,636,809,703.20 = 655,850,001.60 : x
  2. Step 2: Convert to fraction form
    1,091,206,468.80/1,636,809,703.20 = 655,850,001.60/x
  3. Step 3: Cross multiply
    1,091,206,468.80x = 1,636,809,703.20 × 655,850,001.60
  4. Step 4: Simplify right side
    1,091,206,468.80x = 1,073,501,646,462,615,552
  5. Step 5: Solve for x
    x = 1,073,501,646,462,615,552/1,091,206,468.80
  6. Step 6: Final answer
    x = 983,775,002.40

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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.