Home / 372,154,020.60-558,231,030.90-249,710,014.20

Finding the Fourth Proportional to 372,154,020.60, 558,231,030.90 and 249,710,014.20

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Solution

The fourth proportional to 372,154,020.60, 558,231,030.90 and 249,710,014.20 is: 374,565,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,154,020.60 : 558,231,030.90 = 249,710,014.20 : x
  2. Step 2: Convert to fraction form
    372,154,020.60/558,231,030.90 = 249,710,014.20/x
  3. Step 3: Cross multiply
    372,154,020.60x = 558,231,030.90 × 249,710,014.20
  4. Step 4: Simplify right side
    372,154,020.60x = 139,395,878,652,919,632
  5. Step 5: Solve for x
    x = 139,395,878,652,919,632/372,154,020.60
  6. Step 6: Final answer
    x = 374,565,021.30

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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.