Home / 255,492,059.10-383,238,088.65-91,808,231.10

Finding the Fourth Proportional to 255,492,059.10, 383,238,088.65 and 91,808,231.10

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Solution

The fourth proportional to 255,492,059.10, 383,238,088.65 and 91,808,231.10 is: 137,712,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,492,059.10 : 383,238,088.65 = 91,808,231.10 : x
  2. Step 2: Convert to fraction form
    255,492,059.10/383,238,088.65 = 91,808,231.10/x
  3. Step 3: Cross multiply
    255,492,059.10x = 383,238,088.65 × 91,808,231.10
  4. Step 4: Simplify right side
    255,492,059.10x = 35,184,411,009,101,484
  5. Step 5: Solve for x
    x = 35,184,411,009,101,484/255,492,059.10
  6. Step 6: Final answer
    x = 137,712,346.65

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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.