Home / 885,326,451.40-1,221,854,128.50-736,384,800.52

Finding the Fourth Proportional to 885,326,451.40, 1,221,854,128.50 and 736,384,800.52

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Solution

The fourth proportional to 885,326,451.40, 1,221,854,128.50 and 736,384,800.52 is: 1,016,297,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,326,451.40 : 1,221,854,128.50 = 736,384,800.52 : x
  2. Step 2: Convert to fraction form
    885,326,451.40/1,221,854,128.50 = 736,384,800.52/x
  3. Step 3: Cross multiply
    885,326,451.40x = 1,221,854,128.50 × 736,384,800.52
  4. Step 4: Simplify right side
    885,326,451.40x = 899,754,808,680,010,880
  5. Step 5: Solve for x
    x = 899,754,808,680,010,880/885,326,451.40
  6. Step 6: Final answer
    x = 1,016,297,216.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.