Home / 926,502,734.29-1,278,569,126.70-503,112,613.50

Finding the Fourth Proportional to 926,502,734.29, 1,278,569,126.70 and 503,112,613.50

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Solution

The fourth proportional to 926,502,734.29, 1,278,569,126.70 and 503,112,613.50 is: 694,292,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,502,734.29 : 1,278,569,126.70 = 503,112,613.50 : x
  2. Step 2: Convert to fraction form
    926,502,734.29/1,278,569,126.70 = 503,112,613.50/x
  3. Step 3: Cross multiply
    926,502,734.29x = 1,278,569,126.70 × 503,112,613.50
  4. Step 4: Simplify right side
    926,502,734.29x = 643,264,254,874,449,664
  5. Step 5: Solve for x
    x = 643,264,254,874,449,664/926,502,734.29
  6. Step 6: Final answer
    x = 694,292,883.40

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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.