Home / 314,838,021.60-472,257,032.40-302,083,437.60

Finding the Fourth Proportional to 314,838,021.60, 472,257,032.40 and 302,083,437.60

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Solution

The fourth proportional to 314,838,021.60, 472,257,032.40 and 302,083,437.60 is: 453,125,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,838,021.60 : 472,257,032.40 = 302,083,437.60 : x
  2. Step 2: Convert to fraction form
    314,838,021.60/472,257,032.40 = 302,083,437.60/x
  3. Step 3: Cross multiply
    314,838,021.60x = 472,257,032.40 × 302,083,437.60
  4. Step 4: Simplify right side
    314,838,021.60x = 142,661,027,778,166,576
  5. Step 5: Solve for x
    x = 142,661,027,778,166,576/314,838,021.60
  6. Step 6: Final answer
    x = 453,125,156.40

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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.