Home / 130,160,950.64-179,621,619.13-71,424,598.69

Finding the Fourth Proportional to 130,160,950.64, 179,621,619.13 and 71,424,598.69

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Solution

The fourth proportional to 130,160,950.64, 179,621,619.13 and 71,424,598.69 is: 98,565,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,160,950.64 : 179,621,619.13 = 71,424,598.69 : x
  2. Step 2: Convert to fraction form
    130,160,950.64/179,621,619.13 = 71,424,598.69/x
  3. Step 3: Cross multiply
    130,160,950.64x = 179,621,619.13 × 71,424,598.69
  4. Step 4: Simplify right side
    130,160,950.64x = 12,829,402,062,408,276
  5. Step 5: Solve for x
    x = 12,829,402,062,408,276/130,160,950.64
  6. Step 6: Final answer
    x = 98,565,675.80

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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.