Home / 14,952,898,557.80-20,641,353,705.78-9,316,898,994.07

Finding the Fourth Proportional to 14,952,898,557.80, 20,641,353,705.78 and 9,316,898,994.07

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Solution

The fourth proportional to 14,952,898,557.80, 20,641,353,705.78 and 9,316,898,994.07 is: 12,861,279,492.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,952,898,557.80 : 20,641,353,705.78 = 9,316,898,994.07 : x
  2. Step 2: Convert to fraction form
    14,952,898,557.80/20,641,353,705.78 = 9,316,898,994.07/x
  3. Step 3: Cross multiply
    14,952,898,557.80x = 20,641,353,705.78 × 9,316,898,994.07
  4. Step 4: Simplify right side
    14,952,898,557.80x = 192,313,407,577,668,157,440
  5. Step 5: Solve for x
    x = 192,313,407,577,668,157,440/14,952,898,557.80
  6. Step 6: Final answer
    x = 12,861,279,492.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.