Home / 152,517,642.25-210,497,353.32-93,013,459.81

Finding the Fourth Proportional to 152,517,642.25, 210,497,353.32 and 93,013,459.81

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Solution

The fourth proportional to 152,517,642.25, 210,497,353.32 and 93,013,459.81 is: 128,372,605.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,517,642.25 : 210,497,353.32 = 93,013,459.81 : x
  2. Step 2: Convert to fraction form
    152,517,642.25/210,497,353.32 = 93,013,459.81/x
  3. Step 3: Cross multiply
    152,517,642.25x = 210,497,353.32 × 93,013,459.81
  4. Step 4: Simplify right side
    152,517,642.25x = 19,579,087,112,046,328
  5. Step 5: Solve for x
    x = 19,579,087,112,046,328/152,517,642.25
  6. Step 6: Final answer
    x = 128,372,605.45

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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.