Home / 472,804,259.40-709,206,389.10-149,688,131.40

Finding the Fourth Proportional to 472,804,259.40, 709,206,389.10 and 149,688,131.40

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Solution

The fourth proportional to 472,804,259.40, 709,206,389.10 and 149,688,131.40 is: 224,532,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,804,259.40 : 709,206,389.10 = 149,688,131.40 : x
  2. Step 2: Convert to fraction form
    472,804,259.40/709,206,389.10 = 149,688,131.40/x
  3. Step 3: Cross multiply
    472,804,259.40x = 709,206,389.10 × 149,688,131.40
  4. Step 4: Simplify right side
    472,804,259.40x = 106,159,779,161,320,336
  5. Step 5: Solve for x
    x = 106,159,779,161,320,336/472,804,259.40
  6. Step 6: Final answer
    x = 224,532,197.10

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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.