Home / 435,502,811.20-653,254,216.80-313,058,804.80

Finding the Fourth Proportional to 435,502,811.20, 653,254,216.80 and 313,058,804.80

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Solution

The fourth proportional to 435,502,811.20, 653,254,216.80 and 313,058,804.80 is: 469,588,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,502,811.20 : 653,254,216.80 = 313,058,804.80 : x
  2. Step 2: Convert to fraction form
    435,502,811.20/653,254,216.80 = 313,058,804.80/x
  3. Step 3: Cross multiply
    435,502,811.20x = 653,254,216.80 × 313,058,804.80
  4. Step 4: Simplify right side
    435,502,811.20x = 204,506,984,341,968,064
  5. Step 5: Solve for x
    x = 204,506,984,341,968,064/435,502,811.20
  6. Step 6: Final answer
    x = 469,588,207.20

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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.