Home / 5,402,018,264.49-8,112,300,459.90-3,315,745,478.43

Finding the Fourth Proportional to 5,402,018,264.49, 8,112,300,459.90 and 3,315,745,478.43

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Solution

The fourth proportional to 5,402,018,264.49, 8,112,300,459.90 and 3,315,745,478.43 is: 4,979,310,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402,018,264.49 : 8,112,300,459.90 = 3,315,745,478.43 : x
  2. Step 2: Convert to fraction form
    5,402,018,264.49/8,112,300,459.90 = 3,315,745,478.43/x
  3. Step 3: Cross multiply
    5,402,018,264.49x = 8,112,300,459.90 × 3,315,745,478.43
  4. Step 4: Simplify right side
    5,402,018,264.49x = 26,898,323,569,579,032,576
  5. Step 5: Solve for x
    x = 26,898,323,569,579,032,576/5,402,018,264.49
  6. Step 6: Final answer
    x = 4,979,310,000.93

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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.