Home / 31,177,872,001.60-46,766,808,002.40-28,973,879,886.40

Finding the Fourth Proportional to 31,177,872,001.60, 46,766,808,002.40 and 28,973,879,886.40

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Solution

The fourth proportional to 31,177,872,001.60, 46,766,808,002.40 and 28,973,879,886.40 is: 43,460,819,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,177,872,001.60 : 46,766,808,002.40 = 28,973,879,886.40 : x
  2. Step 2: Convert to fraction form
    31,177,872,001.60/46,766,808,002.40 = 28,973,879,886.40/x
  3. Step 3: Cross multiply
    31,177,872,001.60x = 46,766,808,002.40 × 28,973,879,886.40
  4. Step 4: Simplify right side
    31,177,872,001.60x = 1,355,015,877,731,867,951,104
  5. Step 5: Solve for x
    x = 1,355,015,877,731,867,951,104/31,177,872,001.60
  6. Step 6: Final answer
    x = 43,460,819,829.60

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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.