Home / 1,316,021,650,473.90-1,974,167,733,341.10-455,494,411,932.28

Finding the Fourth Proportional to 1,316,021,650,473.90, 1,974,167,733,341.10 and 455,494,411,932.28

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Solution

The fourth proportional to 1,316,021,650,473.90, 1,974,167,733,341.10 and 455,494,411,932.28 is: 683,288,432,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,021,650,473.90 : 1,974,167,733,341.10 = 455,494,411,932.28 : x
  2. Step 2: Convert to fraction form
    1,316,021,650,473.90/1,974,167,733,341.10 = 455,494,411,932.28/x
  3. Step 3: Cross multiply
    1,316,021,650,473.90x = 1,974,167,733,341.10 × 455,494,411,932.28
  4. Step 4: Simplify right side
    1,316,021,650,473.90x = 899,222,370,753,886,558,355,456
  5. Step 5: Solve for x
    x = 899,222,370,753,886,558,355,456/1,316,021,650,473.90
  6. Step 6: Final answer
    x = 683,288,432,549.78

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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.