Home / 307,570,094.79-424,446,730.81-168,340,856.55

Finding the Fourth Proportional to 307,570,094.79, 424,446,730.81 and 168,340,856.55

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Solution

The fourth proportional to 307,570,094.79, 424,446,730.81 and 168,340,856.55 is: 232,310,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,570,094.79 : 424,446,730.81 = 168,340,856.55 : x
  2. Step 2: Convert to fraction form
    307,570,094.79/424,446,730.81 = 168,340,856.55/x
  3. Step 3: Cross multiply
    307,570,094.79x = 424,446,730.81 × 168,340,856.55
  4. Step 4: Simplify right side
    307,570,094.79x = 71,451,726,226,208,952
  5. Step 5: Solve for x
    x = 71,451,726,226,208,952/307,570,094.79
  6. Step 6: Final answer
    x = 232,310,382.05

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1.5x scale

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.