Home / 869,001,799.86-1,295,316,252.91-799,266,243.06

Finding the Fourth Proportional to 869,001,799.86, 1,295,316,252.91 and 799,266,243.06

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Solution

The fourth proportional to 869,001,799.86, 1,295,316,252.91 and 799,266,243.06 is: 1,191,369,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,001,799.86 : 1,295,316,252.91 = 799,266,243.06 : x
  2. Step 2: Convert to fraction form
    869,001,799.86/1,295,316,252.91 = 799,266,243.06/x
  3. Step 3: Cross multiply
    869,001,799.86x = 1,295,316,252.91 × 799,266,243.06
  4. Step 4: Simplify right side
    869,001,799.86x = 1,035,302,555,033,936,128
  5. Step 5: Solve for x
    x = 1,035,302,555,033,936,128/869,001,799.86
  6. Step 6: Final answer
    x = 1,191,369,862.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.