Home / 896,832,002.70-1,345,248,004.05-667,249,490.70

Finding the Fourth Proportional to 896,832,002.70, 1,345,248,004.05 and 667,249,490.70

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Solution

The fourth proportional to 896,832,002.70, 1,345,248,004.05 and 667,249,490.70 is: 1,000,874,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,832,002.70 : 1,345,248,004.05 = 667,249,490.70 : x
  2. Step 2: Convert to fraction form
    896,832,002.70/1,345,248,004.05 = 667,249,490.70/x
  3. Step 3: Cross multiply
    896,832,002.70x = 1,345,248,004.05 × 667,249,490.70
  4. Step 4: Simplify right side
    896,832,002.70x = 897,616,045,567,554,048
  5. Step 5: Solve for x
    x = 897,616,045,567,554,048/896,832,002.70
  6. Step 6: Final answer
    x = 1,000,874,236.05

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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.