Home / 963,038,345.90-1,442,105,232.10-634,517,876.63

Finding the Fourth Proportional to 963,038,345.90, 1,442,105,232.10 and 634,517,876.63

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Solution

The fourth proportional to 963,038,345.90, 1,442,105,232.10 and 634,517,876.63 is: 950,161,074.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,038,345.90 : 1,442,105,232.10 = 634,517,876.63 : x
  2. Step 2: Convert to fraction form
    963,038,345.90/1,442,105,232.10 = 634,517,876.63/x
  3. Step 3: Cross multiply
    963,038,345.90x = 1,442,105,232.10 × 634,517,876.63
  4. Step 4: Simplify right side
    963,038,345.90x = 915,041,549,751,124,352
  5. Step 5: Solve for x
    x = 915,041,549,751,124,352/963,038,345.90
  6. Step 6: Final answer
    x = 950,161,074.74

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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.