Home / 12,636,749,502.51-17,439,262,486.55-6,997,965,354.02

Finding the Fourth Proportional to 12,636,749,502.51, 17,439,262,486.55 and 6,997,965,354.02

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Solution

The fourth proportional to 12,636,749,502.51, 17,439,262,486.55 and 6,997,965,354.02 is: 9,657,495,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,636,749,502.51 : 17,439,262,486.55 = 6,997,965,354.02 : x
  2. Step 2: Convert to fraction form
    12,636,749,502.51/17,439,262,486.55 = 6,997,965,354.02/x
  3. Step 3: Cross multiply
    12,636,749,502.51x = 17,439,262,486.55 × 6,997,965,354.02
  4. Step 4: Simplify right side
    12,636,749,502.51x = 122,039,354,680,532,434,944
  5. Step 5: Solve for x
    x = 122,039,354,680,532,434,944/12,636,749,502.51
  6. Step 6: Final answer
    x = 9,657,495,755.24

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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.