Home / 465,689,075.40-698,533,613.10-443,014,259.40

Finding the Fourth Proportional to 465,689,075.40, 698,533,613.10 and 443,014,259.40

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Solution

The fourth proportional to 465,689,075.40, 698,533,613.10 and 443,014,259.40 is: 664,521,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,689,075.40 : 698,533,613.10 = 443,014,259.40 : x
  2. Step 2: Convert to fraction form
    465,689,075.40/698,533,613.10 = 443,014,259.40/x
  3. Step 3: Cross multiply
    465,689,075.40x = 698,533,613.10 × 443,014,259.40
  4. Step 4: Simplify right side
    465,689,075.40x = 309,460,351,273,502,656
  5. Step 5: Solve for x
    x = 309,460,351,273,502,656/465,689,075.40
  6. Step 6: Final answer
    x = 664,521,389.10

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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.