Home / 186,108,188.16-279,172,779.88-56,720,019.36

Finding the Fourth Proportional to 186,108,188.16, 279,172,779.88 and 56,720,019.36

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Solution

The fourth proportional to 186,108,188.16, 279,172,779.88 and 56,720,019.36 is: 85,083,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,108,188.16 : 279,172,779.88 = 56,720,019.36 : x
  2. Step 2: Convert to fraction form
    186,108,188.16/279,172,779.88 = 56,720,019.36/x
  3. Step 3: Cross multiply
    186,108,188.16x = 279,172,779.88 × 56,720,019.36
  4. Step 4: Simplify right side
    186,108,188.16x = 15,834,685,479,578,618
  5. Step 5: Solve for x
    x = 15,834,685,479,578,618/186,108,188.16
  6. Step 6: Final answer
    x = 85,083,228.40

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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.