Home / 134,466,674.63-201,547,009.97-81,828,249.98

Finding the Fourth Proportional to 134,466,674.63, 201,547,009.97 and 81,828,249.98

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Solution

The fourth proportional to 134,466,674.63, 201,547,009.97 and 81,828,249.98 is: 122,649,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,466,674.63 : 201,547,009.97 = 81,828,249.98 : x
  2. Step 2: Convert to fraction form
    134,466,674.63/201,547,009.97 = 81,828,249.98/x
  3. Step 3: Cross multiply
    134,466,674.63x = 201,547,009.97 × 81,828,249.98
  4. Step 4: Simplify right side
    134,466,674.63x = 16,492,239,114,137,572
  5. Step 5: Solve for x
    x = 16,492,239,114,137,572/134,466,674.63
  6. Step 6: Final answer
    x = 122,649,267.26

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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.