Home / 186,625,345.40-279,938,018.10-163,950,529.40

Finding the Fourth Proportional to 186,625,345.40, 279,938,018.10 and 163,950,529.40

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Solution

The fourth proportional to 186,625,345.40, 279,938,018.10 and 163,950,529.40 is: 245,925,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,345.40 : 279,938,018.10 = 163,950,529.40 : x
  2. Step 2: Convert to fraction form
    186,625,345.40/279,938,018.10 = 163,950,529.40/x
  3. Step 3: Cross multiply
    186,625,345.40x = 279,938,018.10 × 163,950,529.40
  4. Step 4: Simplify right side
    186,625,345.40x = 45,895,986,266,681,784
  5. Step 5: Solve for x
    x = 45,895,986,266,681,784/186,625,345.40
  6. Step 6: Final answer
    x = 245,925,794.10

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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.