Home / 1,113,167,869.86-1,669,957,074.16-366,225,699.18

Finding the Fourth Proportional to 1,113,167,869.86, 1,669,957,074.16 and 366,225,699.18

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Solution

The fourth proportional to 1,113,167,869.86, 1,669,957,074.16 and 366,225,699.18 is: 549,406,081.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,167,869.86 : 1,669,957,074.16 = 366,225,699.18 : x
  2. Step 2: Convert to fraction form
    1,113,167,869.86/1,669,957,074.16 = 366,225,699.18/x
  3. Step 3: Cross multiply
    1,113,167,869.86x = 1,669,957,074.16 × 366,225,699.18
  4. Step 4: Simplify right side
    1,113,167,869.86x = 611,581,197,084,833,152
  5. Step 5: Solve for x
    x = 611,581,197,084,833,152/1,113,167,869.86
  6. Step 6: Final answer
    x = 549,406,081.19

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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.