Home / 769,559,483.55-1,061,963,635.67-417,127,907.24

Finding the Fourth Proportional to 769,559,483.55, 1,061,963,635.67 and 417,127,907.24

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Solution

The fourth proportional to 769,559,483.55, 1,061,963,635.67 and 417,127,907.24 is: 575,621,090.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,559,483.55 : 1,061,963,635.67 = 417,127,907.24 : x
  2. Step 2: Convert to fraction form
    769,559,483.55/1,061,963,635.67 = 417,127,907.24/x
  3. Step 3: Cross multiply
    769,559,483.55x = 1,061,963,635.67 × 417,127,907.24
  4. Step 4: Simplify right side
    769,559,483.55x = 442,974,668,904,613,440
  5. Step 5: Solve for x
    x = 442,974,668,904,613,440/769,559,483.55
  6. Step 6: Final answer
    x = 575,621,090.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.