Home / 974,320,456.16-1,461,407,178.72-310,307,643.20

Finding the Fourth Proportional to 974,320,456.16, 1,461,407,178.72 and 310,307,643.20

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Solution

The fourth proportional to 974,320,456.16, 1,461,407,178.72 and 310,307,643.20 is: 465,438,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,320,456.16 : 1,461,407,178.72 = 310,307,643.20 : x
  2. Step 2: Convert to fraction form
    974,320,456.16/1,461,407,178.72 = 310,307,643.20/x
  3. Step 3: Cross multiply
    974,320,456.16x = 1,461,407,178.72 × 310,307,643.20
  4. Step 4: Simplify right side
    974,320,456.16x = 453,485,817,384,164,416
  5. Step 5: Solve for x
    x = 453,485,817,384,164,416/974,320,456.16
  6. Step 6: Final answer
    x = 465,438,054.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.