Home / 162,877,039.64-224,768,731.07-121,247,271.08

Finding the Fourth Proportional to 162,877,039.64, 224,768,731.07 and 121,247,271.08

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Solution

The fourth proportional to 162,877,039.64, 224,768,731.07 and 121,247,271.08 is: 167,320,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,877,039.64 : 224,768,731.07 = 121,247,271.08 : x
  2. Step 2: Convert to fraction form
    162,877,039.64/224,768,731.07 = 121,247,271.08/x
  3. Step 3: Cross multiply
    162,877,039.64x = 224,768,731.07 × 121,247,271.08
  4. Step 4: Simplify right side
    162,877,039.64x = 27,252,595,266,351,908
  5. Step 5: Solve for x
    x = 27,252,595,266,351,908/162,877,039.64
  6. Step 6: Final answer
    x = 167,320,055.22

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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.