Home / 346,039,253.92-518,992,730.48-103,702,157.92

Finding the Fourth Proportional to 346,039,253.92, 518,992,730.48 and 103,702,157.92

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Solution

The fourth proportional to 346,039,253.92, 518,992,730.48 and 103,702,157.92 is: 155,533,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,039,253.92 : 518,992,730.48 = 103,702,157.92 : x
  2. Step 2: Convert to fraction form
    346,039,253.92/518,992,730.48 = 103,702,157.92/x
  3. Step 3: Cross multiply
    346,039,253.92x = 518,992,730.48 × 103,702,157.92
  4. Step 4: Simplify right side
    346,039,253.92x = 53,820,666,095,568,960
  5. Step 5: Solve for x
    x = 53,820,666,095,568,960/346,039,253.92
  6. Step 6: Final answer
    x = 155,533,412.72

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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.