Home / 1,043,210,098.80-1,564,815,148.20-316,104,332.40

Finding the Fourth Proportional to 1,043,210,098.80, 1,564,815,148.20 and 316,104,332.40

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Solution

The fourth proportional to 1,043,210,098.80, 1,564,815,148.20 and 316,104,332.40 is: 474,156,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,210,098.80 : 1,564,815,148.20 = 316,104,332.40 : x
  2. Step 2: Convert to fraction form
    1,043,210,098.80/1,564,815,148.20 = 316,104,332.40/x
  3. Step 3: Cross multiply
    1,043,210,098.80x = 1,564,815,148.20 × 316,104,332.40
  4. Step 4: Simplify right side
    1,043,210,098.80x = 494,644,847,751,168,064
  5. Step 5: Solve for x
    x = 494,644,847,751,168,064/1,043,210,098.80
  6. Step 6: Final answer
    x = 474,156,498.60

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Double scale
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Similar ratio
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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.