Home / 560,461,880.16-773,432,776.80-306,143,447.04

Finding the Fourth Proportional to 560,461,880.16, 773,432,776.80 and 306,143,447.04

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Solution

The fourth proportional to 560,461,880.16, 773,432,776.80 and 306,143,447.04 is: 422,475,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,461,880.16 : 773,432,776.80 = 306,143,447.04 : x
  2. Step 2: Convert to fraction form
    560,461,880.16/773,432,776.80 = 306,143,447.04/x
  3. Step 3: Cross multiply
    560,461,880.16x = 773,432,776.80 × 306,143,447.04
  4. Step 4: Simplify right side
    560,461,880.16x = 236,781,376,343,270,944
  5. Step 5: Solve for x
    x = 236,781,376,343,270,944/560,461,880.16
  6. Step 6: Final answer
    x = 422,475,434.50

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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.