Home / 209,942,061.30-314,877,206.52-56,552,245.20

Finding the Fourth Proportional to 209,942,061.30, 314,877,206.52 and 56,552,245.20

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Solution

The fourth proportional to 209,942,061.30, 314,877,206.52 and 56,552,245.20 is: 84,818,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,942,061.30 : 314,877,206.52 = 56,552,245.20 : x
  2. Step 2: Convert to fraction form
    209,942,061.30/314,877,206.52 = 56,552,245.20/x
  3. Step 3: Cross multiply
    209,942,061.30x = 314,877,206.52 × 56,552,245.20
  4. Step 4: Simplify right side
    209,942,061.30x = 17,807,012,991,010,078
  5. Step 5: Solve for x
    x = 17,807,012,991,010,078/209,942,061.30
  6. Step 6: Final answer
    x = 84,818,701.32

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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.