Home / 1,298,472,641.48-1,943,111,281.26-807,417,152.84

Finding the Fourth Proportional to 1,298,472,641.48, 1,943,111,281.26 and 807,417,152.84

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Solution

The fourth proportional to 1,298,472,641.48, 1,943,111,281.26 and 807,417,152.84 is: 1,208,266,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,472,641.48 : 1,943,111,281.26 = 807,417,152.84 : x
  2. Step 2: Convert to fraction form
    1,298,472,641.48/1,943,111,281.26 = 807,417,152.84/x
  3. Step 3: Cross multiply
    1,298,472,641.48x = 1,943,111,281.26 × 807,417,152.84
  4. Step 4: Simplify right side
    1,298,472,641.48x = 1,568,901,378,366,233,600
  5. Step 5: Solve for x
    x = 1,568,901,378,366,233,600/1,298,472,641.48
  6. Step 6: Final answer
    x = 1,208,266,796.12

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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.