Home / 956,911,112.90-1,433,666,058.15-820,862,216.90

Finding the Fourth Proportional to 956,911,112.90, 1,433,666,058.15 and 820,862,216.90

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Solution

The fourth proportional to 956,911,112.90, 1,433,666,058.15 and 820,862,216.90 is: 1,229,834,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,911,112.90 : 1,433,666,058.15 = 820,862,216.90 : x
  2. Step 2: Convert to fraction form
    956,911,112.90/1,433,666,058.15 = 820,862,216.90/x
  3. Step 3: Cross multiply
    956,911,112.90x = 1,433,666,058.15 × 820,862,216.90
  4. Step 4: Simplify right side
    956,911,112.90x = 1,176,842,298,787,293,440
  5. Step 5: Solve for x
    x = 1,176,842,298,787,293,440/956,911,112.90
  6. Step 6: Final answer
    x = 1,229,834,498.65

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1.5x scale

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.