Home / 463,670,772.80-695,506,159.20-302,427,636.80

Finding the Fourth Proportional to 463,670,772.80, 695,506,159.20 and 302,427,636.80

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Solution

The fourth proportional to 463,670,772.80, 695,506,159.20 and 302,427,636.80 is: 453,641,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,670,772.80 : 695,506,159.20 = 302,427,636.80 : x
  2. Step 2: Convert to fraction form
    463,670,772.80/695,506,159.20 = 302,427,636.80/x
  3. Step 3: Cross multiply
    463,670,772.80x = 695,506,159.20 × 302,427,636.80
  4. Step 4: Simplify right side
    463,670,772.80x = 210,340,284,106,700,608
  5. Step 5: Solve for x
    x = 210,340,284,106,700,608/463,670,772.80
  6. Step 6: Final answer
    x = 453,641,455.20

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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.