Home / 7,137,705,061.16-9,849,440,943.70-3,922,445,988.51

Finding the Fourth Proportional to 7,137,705,061.16, 9,849,440,943.70 and 3,922,445,988.51

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Solution

The fourth proportional to 7,137,705,061.16, 9,849,440,943.70 and 3,922,445,988.51 is: 5,412,650,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,705,061.16 : 9,849,440,943.70 = 3,922,445,988.51 : x
  2. Step 2: Convert to fraction form
    7,137,705,061.16/9,849,440,943.70 = 3,922,445,988.51/x
  3. Step 3: Cross multiply
    7,137,705,061.16x = 9,849,440,943.70 × 3,922,445,988.51
  4. Step 4: Simplify right side
    7,137,705,061.16x = 38,633,900,118,682,222,592
  5. Step 5: Solve for x
    x = 38,633,900,118,682,222,592/7,137,705,061.16
  6. Step 6: Final answer
    x = 5,412,650,114.80

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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.