Home / 962,012,074.60-1,443,018,111.90-852,960,381.40

Finding the Fourth Proportional to 962,012,074.60, 1,443,018,111.90 and 852,960,381.40

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Solution

The fourth proportional to 962,012,074.60, 1,443,018,111.90 and 852,960,381.40 is: 1,279,440,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,012,074.60 : 1,443,018,111.90 = 852,960,381.40 : x
  2. Step 2: Convert to fraction form
    962,012,074.60/1,443,018,111.90 = 852,960,381.40/x
  3. Step 3: Cross multiply
    962,012,074.60x = 1,443,018,111.90 × 852,960,381.40
  4. Step 4: Simplify right side
    962,012,074.60x = 1,230,837,279,093,331,968
  5. Step 5: Solve for x
    x = 1,230,837,279,093,331,968/962,012,074.60
  6. Step 6: Final answer
    x = 1,279,440,572.10

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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.