Home / 162,787,390.63-224,646,547.52-89,453,256.55

Finding the Fourth Proportional to 162,787,390.63, 224,646,547.52 and 89,453,256.55

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Solution

The fourth proportional to 162,787,390.63, 224,646,547.52 and 89,453,256.55 is: 123,445,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,787,390.63 : 224,646,547.52 = 89,453,256.55 : x
  2. Step 2: Convert to fraction form
    162,787,390.63/224,646,547.52 = 89,453,256.55/x
  3. Step 3: Cross multiply
    162,787,390.63x = 224,646,547.52 × 89,453,256.55
  4. Step 4: Simplify right side
    162,787,390.63x = 20,095,365,248,378,328
  5. Step 5: Solve for x
    x = 20,095,365,248,378,328/162,787,390.63
  6. Step 6: Final answer
    x = 123,445,465.71

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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.