Home / 18,249,681,586.97-25,184,227,256.08-10,111,455,315.49

Finding the Fourth Proportional to 18,249,681,586.97, 25,184,227,256.08 and 10,111,455,315.49

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Solution

The fourth proportional to 18,249,681,586.97, 25,184,227,256.08 and 10,111,455,315.49 is: 13,953,623,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249,681,586.97 : 25,184,227,256.08 = 10,111,455,315.49 : x
  2. Step 2: Convert to fraction form
    18,249,681,586.97/25,184,227,256.08 = 10,111,455,315.49/x
  3. Step 3: Cross multiply
    18,249,681,586.97x = 25,184,227,256.08 × 10,111,455,315.49
  4. Step 4: Simplify right side
    18,249,681,586.97x = 254,649,188,554,967,908,352
  5. Step 5: Solve for x
    x = 254,649,188,554,967,908,352/18,249,681,586.97
  6. Step 6: Final answer
    x = 13,953,623,647.70

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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.