Home / 42,710,142,956.13-64,020,368,081.12-14,370,236,286.75

Finding the Fourth Proportional to 42,710,142,956.13, 64,020,368,081.12 and 14,370,236,286.75

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Solution

The fourth proportional to 42,710,142,956.13, 64,020,368,081.12 and 14,370,236,286.75 is: 21,540,265,445.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,710,142,956.13 : 64,020,368,081.12 = 14,370,236,286.75 : x
  2. Step 2: Convert to fraction form
    42,710,142,956.13/64,020,368,081.12 = 14,370,236,286.75/x
  3. Step 3: Cross multiply
    42,710,142,956.13x = 64,020,368,081.12 × 14,370,236,286.75
  4. Step 4: Simplify right side
    42,710,142,956.13x = 919,987,816,490,330,226,688
  5. Step 5: Solve for x
    x = 919,987,816,490,330,226,688/42,710,142,956.13
  6. Step 6: Final answer
    x = 21,540,265,445.50

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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.