Home / 64,152,802.60-96,061,242.30-47,020,719.40

Finding the Fourth Proportional to 64,152,802.60, 96,061,242.30 and 47,020,719.40

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Solution

The fourth proportional to 64,152,802.60, 96,061,242.30 and 47,020,719.40 is: 70,407,971.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,802.60 : 96,061,242.30 = 47,020,719.40 : x
  2. Step 2: Convert to fraction form
    64,152,802.60/96,061,242.30 = 47,020,719.40/x
  3. Step 3: Cross multiply
    64,152,802.60x = 96,061,242.30 × 47,020,719.40
  4. Step 4: Simplify right side
    64,152,802.60x = 4,516,868,719,403,710
  5. Step 5: Solve for x
    x = 4,516,868,719,403,710/64,152,802.60
  6. Step 6: Final answer
    x = 70,407,971.85

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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.