Home / 106,547,410.16-145,967,509.34-102,563,892.72

Finding the Fourth Proportional to 106,547,410.16, 145,967,509.34 and 102,563,892.72

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Solution

The fourth proportional to 106,547,410.16, 145,967,509.34 and 102,563,892.72 is: 140,510,181.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,547,410.16 : 145,967,509.34 = 102,563,892.72 : x
  2. Step 2: Convert to fraction form
    106,547,410.16/145,967,509.34 = 102,563,892.72/x
  3. Step 3: Cross multiply
    106,547,410.16x = 145,967,509.34 × 102,563,892.72
  4. Step 4: Simplify right side
    106,547,410.16x = 14,970,995,968,553,358
  5. Step 5: Solve for x
    x = 14,970,995,968,553,358/106,547,410.16
  6. Step 6: Final answer
    x = 140,510,181.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.