Home / 302,539,394-453,941,089.69-105,943,910.10

Finding the Fourth Proportional to 302,539,394, 453,941,089.69 and 105,943,910.10

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Solution

The fourth proportional to 302,539,394, 453,941,089.69 and 105,943,910.10 is: 158,962,088.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,539,394 : 453,941,089.69 = 105,943,910.10 : x
  2. Step 2: Convert to fraction form
    302,539,394/453,941,089.69 = 105,943,910.10/x
  3. Step 3: Cross multiply
    302,539,394x = 453,941,089.69 × 105,943,910.10
  4. Step 4: Simplify right side
    302,539,394x = 48,092,293,996,813,392
  5. Step 5: Solve for x
    x = 48,092,293,996,813,392/302,539,394
  6. Step 6: Final answer
    x = 158,962,088.74

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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.