Home / 1,077,663,952.20-1,616,495,928.30-845,211,658.80

Finding the Fourth Proportional to 1,077,663,952.20, 1,616,495,928.30 and 845,211,658.80

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Solution

The fourth proportional to 1,077,663,952.20, 1,616,495,928.30 and 845,211,658.80 is: 1,267,817,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,663,952.20 : 1,616,495,928.30 = 845,211,658.80 : x
  2. Step 2: Convert to fraction form
    1,077,663,952.20/1,616,495,928.30 = 845,211,658.80/x
  3. Step 3: Cross multiply
    1,077,663,952.20x = 1,616,495,928.30 × 845,211,658.80
  4. Step 4: Simplify right side
    1,077,663,952.20x = 1,366,281,205,001,888,768
  5. Step 5: Solve for x
    x = 1,366,281,205,001,888,768/1,077,663,952.20
  6. Step 6: Final answer
    x = 1,267,817,488.20

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Double scale
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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.