Home / 572,103,219.40-858,154,829.10-141,281,715.40

Finding the Fourth Proportional to 572,103,219.40, 858,154,829.10 and 141,281,715.40

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Solution

The fourth proportional to 572,103,219.40, 858,154,829.10 and 141,281,715.40 is: 211,922,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,103,219.40 : 858,154,829.10 = 141,281,715.40 : x
  2. Step 2: Convert to fraction form
    572,103,219.40/858,154,829.10 = 141,281,715.40/x
  3. Step 3: Cross multiply
    572,103,219.40x = 858,154,829.10 × 141,281,715.40
  4. Step 4: Simplify right side
    572,103,219.40x = 121,241,586,334,041,840
  5. Step 5: Solve for x
    x = 121,241,586,334,041,840/572,103,219.40
  6. Step 6: Final answer
    x = 211,922,573.10

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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.