Home / 932,133,315.38-1,286,325,741.65-508,750,011.51

Finding the Fourth Proportional to 932,133,315.38, 1,286,325,741.65 and 508,750,011.51

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Solution

The fourth proportional to 932,133,315.38, 1,286,325,741.65 and 508,750,011.51 is: 702,065,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,133,315.38 : 1,286,325,741.65 = 508,750,011.51 : x
  2. Step 2: Convert to fraction form
    932,133,315.38/1,286,325,741.65 = 508,750,011.51/x
  3. Step 3: Cross multiply
    932,133,315.38x = 1,286,325,741.65 × 508,750,011.51
  4. Step 4: Simplify right side
    932,133,315.38x = 654,418,235,862,679,296
  5. Step 5: Solve for x
    x = 654,418,235,862,679,296/932,133,315.38
  6. Step 6: Final answer
    x = 702,065,064.16

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Double scale
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1.5x scale

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.