Home / 1,145,163,030.60-1,718,248,430.70-531,431,344.20

Finding the Fourth Proportional to 1,145,163,030.60, 1,718,248,430.70 and 531,431,344.20

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Solution

The fourth proportional to 1,145,163,030.60, 1,718,248,430.70 and 531,431,344.20 is: 797,380,852.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,163,030.60 : 1,718,248,430.70 = 531,431,344.20 : x
  2. Step 2: Convert to fraction form
    1,145,163,030.60/1,718,248,430.70 = 531,431,344.20/x
  3. Step 3: Cross multiply
    1,145,163,030.60x = 1,718,248,430.70 × 531,431,344.20
  4. Step 4: Simplify right side
    1,145,163,030.60x = 913,131,073,196,441,600
  5. Step 5: Solve for x
    x = 913,131,073,196,441,600/1,145,163,030.60
  6. Step 6: Final answer
    x = 797,380,852.16

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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.