Home / 3,139,783,856.15-4,332,706,492.35-1,730,008,926.59

Finding the Fourth Proportional to 3,139,783,856.15, 4,332,706,492.35 and 1,730,008,926.59

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Solution

The fourth proportional to 3,139,783,856.15, 4,332,706,492.35 and 1,730,008,926.59 is: 2,387,304,748.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,783,856.15 : 4,332,706,492.35 = 1,730,008,926.59 : x
  2. Step 2: Convert to fraction form
    3,139,783,856.15/4,332,706,492.35 = 1,730,008,926.59/x
  3. Step 3: Cross multiply
    3,139,783,856.15x = 4,332,706,492.35 × 1,730,008,926.59
  4. Step 4: Simplify right side
    3,139,783,856.15x = 7,495,620,908,038,285,312
  5. Step 5: Solve for x
    x = 7,495,620,908,038,285,312/3,139,783,856.15
  6. Step 6: Final answer
    x = 2,387,304,748.18

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Double scale
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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.