Home / 943,186,475.31-1,412,966,447.34-527,402,223.57

Finding the Fourth Proportional to 943,186,475.31, 1,412,966,447.34 and 527,402,223.57

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Solution

The fourth proportional to 943,186,475.31, 1,412,966,447.34 and 527,402,223.57 is: 790,089,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,186,475.31 : 1,412,966,447.34 = 527,402,223.57 : x
  2. Step 2: Convert to fraction form
    943,186,475.31/1,412,966,447.34 = 527,402,223.57/x
  3. Step 3: Cross multiply
    943,186,475.31x = 1,412,966,447.34 × 527,402,223.57
  4. Step 4: Simplify right side
    943,186,475.31x = 745,201,646,156,919,296
  5. Step 5: Solve for x
    x = 745,201,646,156,919,296/943,186,475.31
  6. Step 6: Final answer
    x = 790,089,410.38

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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.