Home / 1,415,573,622.90-2,123,360,434.35-864,575,594.10

Finding the Fourth Proportional to 1,415,573,622.90, 2,123,360,434.35 and 864,575,594.10

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Solution

The fourth proportional to 1,415,573,622.90, 2,123,360,434.35 and 864,575,594.10 is: 1,296,863,391.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,573,622.90 : 2,123,360,434.35 = 864,575,594.10 : x
  2. Step 2: Convert to fraction form
    1,415,573,622.90/2,123,360,434.35 = 864,575,594.10/x
  3. Step 3: Cross multiply
    1,415,573,622.90x = 2,123,360,434.35 × 864,575,594.10
  4. Step 4: Simplify right side
    1,415,573,622.90x = 1,835,805,609,016,585,216
  5. Step 5: Solve for x
    x = 1,835,805,609,016,585,216/1,415,573,622.90
  6. Step 6: Final answer
    x = 1,296,863,391.15

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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.