Home / 117,588,756.96-162,281,572.47-70,547,600.70

Finding the Fourth Proportional to 117,588,756.96, 162,281,572.47 and 70,547,600.70

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Solution

The fourth proportional to 117,588,756.96, 162,281,572.47 and 70,547,600.70 is: 97,361,141.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588,756.96 : 162,281,572.47 = 70,547,600.70 : x
  2. Step 2: Convert to fraction form
    117,588,756.96/162,281,572.47 = 70,547,600.70/x
  3. Step 3: Cross multiply
    117,588,756.96x = 162,281,572.47 × 70,547,600.70
  4. Step 4: Simplify right side
    117,588,756.96x = 11,448,575,575,581,674
  5. Step 5: Solve for x
    x = 11,448,575,575,581,674/117,588,756.96
  6. Step 6: Final answer
    x = 97,361,141.25

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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.