Home / 572,539,311,918.80-858,808,967,878.20-195,656,660,219.60

Finding the Fourth Proportional to 572,539,311,918.80, 858,808,967,878.20 and 195,656,660,219.60

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Solution

The fourth proportional to 572,539,311,918.80, 858,808,967,878.20 and 195,656,660,219.60 is: 293,484,990,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,539,311,918.80 : 858,808,967,878.20 = 195,656,660,219.60 : x
  2. Step 2: Convert to fraction form
    572,539,311,918.80/858,808,967,878.20 = 195,656,660,219.60/x
  3. Step 3: Cross multiply
    572,539,311,918.80x = 858,808,967,878.20 × 195,656,660,219.60
  4. Step 4: Simplify right side
    572,539,311,918.80x = 168,031,694,421,690,354,237,440
  5. Step 5: Solve for x
    x = 168,031,694,421,690,354,237,440/572,539,311,918.80
  6. Step 6: Final answer
    x = 293,484,990,329.40

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Double scale
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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.