Home / 348,865,603.20-523,298,404.80-240,026,486.40

Finding the Fourth Proportional to 348,865,603.20, 523,298,404.80 and 240,026,486.40

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Solution

The fourth proportional to 348,865,603.20, 523,298,404.80 and 240,026,486.40 is: 360,039,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,865,603.20 : 523,298,404.80 = 240,026,486.40 : x
  2. Step 2: Convert to fraction form
    348,865,603.20/523,298,404.80 = 240,026,486.40/x
  3. Step 3: Cross multiply
    348,865,603.20x = 523,298,404.80 × 240,026,486.40
  4. Step 4: Simplify right side
    348,865,603.20x = 125,605,477,442,868,896
  5. Step 5: Solve for x
    x = 125,605,477,442,868,896/348,865,603.20
  6. Step 6: Final answer
    x = 360,039,729.60

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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.