Home / 5,280,768,001.05-7,921,152,001.58-5,280,768,001.05

Finding the Fourth Proportional to 5,280,768,001.05, 7,921,152,001.58 and 5,280,768,001.05

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Solution

The fourth proportional to 5,280,768,001.05, 7,921,152,001.58 and 5,280,768,001.05 is: 7,921,152,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,768,001.05 : 7,921,152,001.58 = 5,280,768,001.05 : x
  2. Step 2: Convert to fraction form
    5,280,768,001.05/7,921,152,001.58 = 5,280,768,001.05/x
  3. Step 3: Cross multiply
    5,280,768,001.05x = 7,921,152,001.58 × 5,280,768,001.05
  4. Step 4: Simplify right side
    5,280,768,001.05x = 41,829,766,021,370,421,248
  5. Step 5: Solve for x
    x = 41,829,766,021,370,421,248/5,280,768,001.05
  6. Step 6: Final answer
    x = 7,921,152,001.58

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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.