Home / 803,218,435.44-1,108,881,264.18-562,185,385.92

Finding the Fourth Proportional to 803,218,435.44, 1,108,881,264.18 and 562,185,385.92

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Solution

The fourth proportional to 803,218,435.44, 1,108,881,264.18 and 562,185,385.92 is: 776,123,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,218,435.44 : 1,108,881,264.18 = 562,185,385.92 : x
  2. Step 2: Convert to fraction form
    803,218,435.44/1,108,881,264.18 = 562,185,385.92/x
  3. Step 3: Cross multiply
    803,218,435.44x = 1,108,881,264.18 × 562,185,385.92
  4. Step 4: Simplify right side
    803,218,435.44x = 623,396,841,442,490,752
  5. Step 5: Solve for x
    x = 623,396,841,442,490,752/803,218,435.44
  6. Step 6: Final answer
    x = 776,123,671.89

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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.