Home / 440,051,661.90-660,077,492.85-133,303,916.70

Finding the Fourth Proportional to 440,051,661.90, 660,077,492.85 and 133,303,916.70

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Solution

The fourth proportional to 440,051,661.90, 660,077,492.85 and 133,303,916.70 is: 199,955,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,051,661.90 : 660,077,492.85 = 133,303,916.70 : x
  2. Step 2: Convert to fraction form
    440,051,661.90/660,077,492.85 = 133,303,916.70/x
  3. Step 3: Cross multiply
    440,051,661.90x = 660,077,492.85 × 133,303,916.70
  4. Step 4: Simplify right side
    440,051,661.90x = 87,990,915,122,421,248
  5. Step 5: Solve for x
    x = 87,990,915,122,421,248/440,051,661.90
  6. Step 6: Final answer
    x = 199,955,875.05

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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.