Home / 448,506,117.60-672,885,147.60-218,482,706.40

Finding the Fourth Proportional to 448,506,117.60, 672,885,147.60 and 218,482,706.40

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Solution

The fourth proportional to 448,506,117.60, 672,885,147.60 and 218,482,706.40 is: 327,785,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,506,117.60 : 672,885,147.60 = 218,482,706.40 : x
  2. Step 2: Convert to fraction form
    448,506,117.60/672,885,147.60 = 218,482,706.40/x
  3. Step 3: Cross multiply
    448,506,117.60x = 672,885,147.60 × 218,482,706.40
  4. Step 4: Simplify right side
    448,506,117.60x = 147,013,768,144,011,488
  5. Step 5: Solve for x
    x = 147,013,768,144,011,488/448,506,117.60
  6. Step 6: Final answer
    x = 327,785,424.49

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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.