Home / 538,069,875.60-807,104,813.40-292,544,133.60

Finding the Fourth Proportional to 538,069,875.60, 807,104,813.40 and 292,544,133.60

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Solution

The fourth proportional to 538,069,875.60, 807,104,813.40 and 292,544,133.60 is: 438,816,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,069,875.60 : 807,104,813.40 = 292,544,133.60 : x
  2. Step 2: Convert to fraction form
    538,069,875.60/807,104,813.40 = 292,544,133.60/x
  3. Step 3: Cross multiply
    538,069,875.60x = 807,104,813.40 × 292,544,133.60
  4. Step 4: Simplify right side
    538,069,875.60x = 236,113,778,360,492,672
  5. Step 5: Solve for x
    x = 236,113,778,360,492,672/538,069,875.60
  6. Step 6: Final answer
    x = 438,816,200.40

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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.