Home / 768,367,655.40-1,152,551,483.10-223,164,301.80

Finding the Fourth Proportional to 768,367,655.40, 1,152,551,483.10 and 223,164,301.80

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Solution

The fourth proportional to 768,367,655.40, 1,152,551,483.10 and 223,164,301.80 is: 334,746,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,367,655.40 : 1,152,551,483.10 = 223,164,301.80 : x
  2. Step 2: Convert to fraction form
    768,367,655.40/1,152,551,483.10 = 223,164,301.80/x
  3. Step 3: Cross multiply
    768,367,655.40x = 1,152,551,483.10 × 223,164,301.80
  4. Step 4: Simplify right side
    768,367,655.40x = 257,208,347,014,565,984
  5. Step 5: Solve for x
    x = 257,208,347,014,565,984/768,367,655.40
  6. Step 6: Final answer
    x = 334,746,452.70

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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.