Home / 832,349,810.52-1,248,699,909.54-314,768,675.16

Finding the Fourth Proportional to 832,349,810.52, 1,248,699,909.54 and 314,768,675.16

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Solution

The fourth proportional to 832,349,810.52, 1,248,699,909.54 and 314,768,675.16 is: 472,219,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,349,810.52 : 1,248,699,909.54 = 314,768,675.16 : x
  2. Step 2: Convert to fraction form
    832,349,810.52/1,248,699,909.54 = 314,768,675.16/x
  3. Step 3: Cross multiply
    832,349,810.52x = 1,248,699,909.54 × 314,768,675.16
  4. Step 4: Simplify right side
    832,349,810.52x = 393,051,616,198,317,696
  5. Step 5: Solve for x
    x = 393,051,616,198,317,696/832,349,810.52
  6. Step 6: Final answer
    x = 472,219,265.54

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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.