Home / 507,191,281.84-760,255,937.29-212,255,383.74

Finding the Fourth Proportional to 507,191,281.84, 760,255,937.29 and 212,255,383.74

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Solution

The fourth proportional to 507,191,281.84, 760,255,937.29 and 212,255,383.74 is: 318,160,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,191,281.84 : 760,255,937.29 = 212,255,383.74 : x
  2. Step 2: Convert to fraction form
    507,191,281.84/760,255,937.29 = 212,255,383.74/x
  3. Step 3: Cross multiply
    507,191,281.84x = 760,255,937.29 × 212,255,383.74
  4. Step 4: Simplify right side
    507,191,281.84x = 161,368,415,710,102,336
  5. Step 5: Solve for x
    x = 161,368,415,710,102,336/507,191,281.84
  6. Step 6: Final answer
    x = 318,160,862.55

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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.