Home / 975,650,755.19-1,346,399,763.12-529,614,427.34

Finding the Fourth Proportional to 975,650,755.19, 1,346,399,763.12 and 529,614,427.34

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Solution

The fourth proportional to 975,650,755.19, 1,346,399,763.12 and 529,614,427.34 is: 730,868,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,650,755.19 : 1,346,399,763.12 = 529,614,427.34 : x
  2. Step 2: Convert to fraction form
    975,650,755.19/1,346,399,763.12 = 529,614,427.34/x
  3. Step 3: Cross multiply
    975,650,755.19x = 1,346,399,763.12 × 529,614,427.34
  4. Step 4: Simplify right side
    975,650,755.19x = 713,072,739,518,876,288
  5. Step 5: Solve for x
    x = 713,072,739,518,876,288/975,650,755.19
  6. Step 6: Final answer
    x = 730,868,843.93

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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.