Home / 2,812,710,786.71-4,219,063,963.67-847,563,888.49

Finding the Fourth Proportional to 2,812,710,786.71, 4,219,063,963.67 and 847,563,888.49

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Solution

The fourth proportional to 2,812,710,786.71, 4,219,063,963.67 and 847,563,888.49 is: 1,271,345,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,710,786.71 : 4,219,063,963.67 = 847,563,888.49 : x
  2. Step 2: Convert to fraction form
    2,812,710,786.71/4,219,063,963.67 = 847,563,888.49/x
  3. Step 3: Cross multiply
    2,812,710,786.71x = 4,219,063,963.67 × 847,563,888.49
  4. Step 4: Simplify right side
    2,812,710,786.71x = 3,575,926,258,827,748,352
  5. Step 5: Solve for x
    x = 3,575,926,258,827,748,352/2,812,710,786.71
  6. Step 6: Final answer
    x = 1,271,345,164.86

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Double scale
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1.5x scale

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.