Home / 64,164,030.40-96,246,045.60-31,803,428.80

Finding the Fourth Proportional to 64,164,030.40, 96,246,045.60 and 31,803,428.80

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Solution

The fourth proportional to 64,164,030.40, 96,246,045.60 and 31,803,428.80 is: 47,705,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,164,030.40 : 96,246,045.60 = 31,803,428.80 : x
  2. Step 2: Convert to fraction form
    64,164,030.40/96,246,045.60 = 31,803,428.80/x
  3. Step 3: Cross multiply
    64,164,030.40x = 96,246,045.60 × 31,803,428.80
  4. Step 4: Simplify right side
    64,164,030.40x = 3,060,954,258,521,153
  5. Step 5: Solve for x
    x = 3,060,954,258,521,153/64,164,030.40
  6. Step 6: Final answer
    x = 47,705,143.20

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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.