Home / 528,819,265.80-793,354,869.90-255,965,646.60

Finding the Fourth Proportional to 528,819,265.80, 793,354,869.90 and 255,965,646.60

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Solution

The fourth proportional to 528,819,265.80, 793,354,869.90 and 255,965,646.60 is: 384,009,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,819,265.80 : 793,354,869.90 = 255,965,646.60 : x
  2. Step 2: Convert to fraction form
    528,819,265.80/793,354,869.90 = 255,965,646.60/x
  3. Step 3: Cross multiply
    528,819,265.80x = 793,354,869.90 × 255,965,646.60
  4. Step 4: Simplify right side
    528,819,265.80x = 203,071,592,257,212,352
  5. Step 5: Solve for x
    x = 203,071,592,257,212,352/528,819,265.80
  6. Step 6: Final answer
    x = 384,009,444.04

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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.