Home / 961,064,077.17-1,326,319,921.72-537,652,479.94

Finding the Fourth Proportional to 961,064,077.17, 1,326,319,921.72 and 537,652,479.94

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Solution

The fourth proportional to 961,064,077.17, 1,326,319,921.72 and 537,652,479.94 is: 741,989,230.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,064,077.17 : 1,326,319,921.72 = 537,652,479.94 : x
  2. Step 2: Convert to fraction form
    961,064,077.17/1,326,319,921.72 = 537,652,479.94/x
  3. Step 3: Cross multiply
    961,064,077.17x = 1,326,319,921.72 × 537,652,479.94
  4. Step 4: Simplify right side
    961,064,077.17x = 713,099,195,103,967,744
  5. Step 5: Solve for x
    x = 713,099,195,103,967,744/961,064,077.17
  6. Step 6: Final answer
    x = 741,989,230.52

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Double scale
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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.