Home / 352,672,487.60-528,506,341.08-259,826,056.16

Finding the Fourth Proportional to 352,672,487.60, 528,506,341.08 and 259,826,056.16

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Solution

The fourth proportional to 352,672,487.60, 528,506,341.08 and 259,826,056.16 is: 389,368,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,672,487.60 : 528,506,341.08 = 259,826,056.16 : x
  2. Step 2: Convert to fraction form
    352,672,487.60/528,506,341.08 = 259,826,056.16/x
  3. Step 3: Cross multiply
    352,672,487.60x = 528,506,341.08 × 259,826,056.16
  4. Step 4: Simplify right side
    352,672,487.60x = 137,319,718,258,368,192
  5. Step 5: Solve for x
    x = 137,319,718,258,368,192/352,672,487.60
  6. Step 6: Final answer
    x = 389,368,955.86

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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.