Home / 145,313,707.59-200,581,509.74-86,594,785.83

Finding the Fourth Proportional to 145,313,707.59, 200,581,509.74 and 86,594,785.83

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Solution

The fourth proportional to 145,313,707.59, 200,581,509.74 and 86,594,785.83 is: 119,529,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,313,707.59 : 200,581,509.74 = 86,594,785.83 : x
  2. Step 2: Convert to fraction form
    145,313,707.59/200,581,509.74 = 86,594,785.83/x
  3. Step 3: Cross multiply
    145,313,707.59x = 200,581,509.74 × 86,594,785.83
  4. Step 4: Simplify right side
    145,313,707.59x = 17,369,312,876,960,386
  5. Step 5: Solve for x
    x = 17,369,312,876,960,386/145,313,707.59
  6. Step 6: Final answer
    x = 119,529,761.95

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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.