Home / 326,623,322.40-489,934,983.60-301,681,024.80

Finding the Fourth Proportional to 326,623,322.40, 489,934,983.60 and 301,681,024.80

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Solution

The fourth proportional to 326,623,322.40, 489,934,983.60 and 301,681,024.80 is: 452,521,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,623,322.40 : 489,934,983.60 = 301,681,024.80 : x
  2. Step 2: Convert to fraction form
    326,623,322.40/489,934,983.60 = 301,681,024.80/x
  3. Step 3: Cross multiply
    326,623,322.40x = 489,934,983.60 × 301,681,024.80
  4. Step 4: Simplify right side
    326,623,322.40x = 147,804,087,937,819,200
  5. Step 5: Solve for x
    x = 147,804,087,937,819,200/326,623,322.40
  6. Step 6: Final answer
    x = 452,521,537.20

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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.