Home / 145,675,333.60-218,513,000.40-133,771,055.20

Finding the Fourth Proportional to 145,675,333.60, 218,513,000.40 and 133,771,055.20

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Solution

The fourth proportional to 145,675,333.60, 218,513,000.40 and 133,771,055.20 is: 200,656,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,675,333.60 : 218,513,000.40 = 133,771,055.20 : x
  2. Step 2: Convert to fraction form
    145,675,333.60/218,513,000.40 = 133,771,055.20/x
  3. Step 3: Cross multiply
    145,675,333.60x = 218,513,000.40 × 133,771,055.20
  4. Step 4: Simplify right side
    145,675,333.60x = 29,230,714,638,426,024
  5. Step 5: Solve for x
    x = 29,230,714,638,426,024/145,675,333.60
  6. Step 6: Final answer
    x = 200,656,582.80

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1.5x scale

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.