Home / 185,509,779.68-256,002,565.58-100,736,141.29

Finding the Fourth Proportional to 185,509,779.68, 256,002,565.58 and 100,736,141.29

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Solution

The fourth proportional to 185,509,779.68, 256,002,565.58 and 100,736,141.29 is: 139,015,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,509,779.68 : 256,002,565.58 = 100,736,141.29 : x
  2. Step 2: Convert to fraction form
    185,509,779.68/256,002,565.58 = 100,736,141.29/x
  3. Step 3: Cross multiply
    185,509,779.68x = 256,002,565.58 × 100,736,141.29
  4. Step 4: Simplify right side
    185,509,779.68x = 25,788,710,617,828,760
  5. Step 5: Solve for x
    x = 25,788,710,617,828,760/185,509,779.68
  6. Step 6: Final answer
    x = 139,015,369.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.