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Finding the Fourth Proportional to 1,179,863,001.86, 1,769,879,534.43 and 452,851,713.86

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Solution

The fourth proportional to 1,179,863,001.86, 1,769,879,534.43 and 452,851,713.86 is: 679,310,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,863,001.86 : 1,769,879,534.43 = 452,851,713.86 : x
  2. Step 2: Convert to fraction form
    1,179,863,001.86/1,769,879,534.43 = 452,851,713.86/x
  3. Step 3: Cross multiply
    1,179,863,001.86x = 1,769,879,534.43 × 452,851,713.86
  4. Step 4: Simplify right side
    1,179,863,001.86x = 801,492,980,492,364,416
  5. Step 5: Solve for x
    x = 801,492,980,492,364,416/1,179,863,001.86
  6. Step 6: Final answer
    x = 679,310,207.40

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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.