Home / 803,606,407.24-1,108,726,650.31-464,391,302.96

Finding the Fourth Proportional to 803,606,407.24, 1,108,726,650.31 and 464,391,302.96

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Solution

The fourth proportional to 803,606,407.24, 1,108,726,650.31 and 464,391,302.96 is: 640,715,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,606,407.24 : 1,108,726,650.31 = 464,391,302.96 : x
  2. Step 2: Convert to fraction form
    803,606,407.24/1,108,726,650.31 = 464,391,302.96/x
  3. Step 3: Cross multiply
    803,606,407.24x = 1,108,726,650.31 × 464,391,302.96
  4. Step 4: Simplify right side
    803,606,407.24x = 514,883,013,767,730,688
  5. Step 5: Solve for x
    x = 514,883,013,767,730,688/803,606,407.24
  6. Step 6: Final answer
    x = 640,715,416.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.