Home / 926,502,736.30-1,278,569,129.46-503,112,615.50

Finding the Fourth Proportional to 926,502,736.30, 1,278,569,129.46 and 503,112,615.50

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Solution

The fourth proportional to 926,502,736.30, 1,278,569,129.46 and 503,112,615.50 is: 694,292,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,502,736.30 : 1,278,569,129.46 = 503,112,615.50 : x
  2. Step 2: Convert to fraction form
    926,502,736.30/1,278,569,129.46 = 503,112,615.50/x
  3. Step 3: Cross multiply
    926,502,736.30x = 1,278,569,129.46 × 503,112,615.50
  4. Step 4: Simplify right side
    926,502,736.30x = 643,264,258,820,178,688
  5. Step 5: Solve for x
    x = 643,264,258,820,178,688/926,502,736.30
  6. Step 6: Final answer
    x = 694,292,886.16

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