Home / 489,888,001.60-734,832,002.40-183,140,256.40

Finding the Fourth Proportional to 489,888,001.60, 734,832,002.40 and 183,140,256.40

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Solution

The fourth proportional to 489,888,001.60, 734,832,002.40 and 183,140,256.40 is: 274,710,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,888,001.60 : 734,832,002.40 = 183,140,256.40 : x
  2. Step 2: Convert to fraction form
    489,888,001.60/734,832,002.40 = 183,140,256.40/x
  3. Step 3: Cross multiply
    489,888,001.60x = 734,832,002.40 × 183,140,256.40
  4. Step 4: Simplify right side
    489,888,001.60x = 134,577,321,330,461,408
  5. Step 5: Solve for x
    x = 134,577,321,330,461,408/489,888,001.60
  6. Step 6: Final answer
    x = 274,710,384.60

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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.