Home / 2,242,021,475.90-3,094,083,632.80-1,289,402,957.42

Finding the Fourth Proportional to 2,242,021,475.90, 3,094,083,632.80 and 1,289,402,957.42

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Solution

The fourth proportional to 2,242,021,475.90, 3,094,083,632.80 and 1,289,402,957.42 is: 1,779,430,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,021,475.90 : 3,094,083,632.80 = 1,289,402,957.42 : x
  2. Step 2: Convert to fraction form
    2,242,021,475.90/3,094,083,632.80 = 1,289,402,957.42/x
  3. Step 3: Cross multiply
    2,242,021,475.90x = 3,094,083,632.80 × 1,289,402,957.42
  4. Step 4: Simplify right side
    2,242,021,475.90x = 3,989,520,586,637,137,920
  5. Step 5: Solve for x
    x = 3,989,520,586,637,137,920/2,242,021,475.90
  6. Step 6: Final answer
    x = 1,779,430,139.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.