Home / 4,780,312,815.84-7,170,482,675.94-1,833,495,721.38

Finding the Fourth Proportional to 4,780,312,815.84, 7,170,482,675.94 and 1,833,495,721.38

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Solution

The fourth proportional to 4,780,312,815.84, 7,170,482,675.94 and 1,833,495,721.38 is: 2,750,248,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,312,815.84 : 7,170,482,675.94 = 1,833,495,721.38 : x
  2. Step 2: Convert to fraction form
    4,780,312,815.84/7,170,482,675.94 = 1,833,495,721.38/x
  3. Step 3: Cross multiply
    4,780,312,815.84x = 7,170,482,675.94 × 1,833,495,721.38
  4. Step 4: Simplify right side
    4,780,312,815.84x = 13,147,049,306,565,402,624
  5. Step 5: Solve for x
    x = 13,147,049,306,565,402,624/4,780,312,815.84
  6. Step 6: Final answer
    x = 2,750,248,741.67

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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.