Home / 130,390,059.90-179,937,230.31-70,850,834.94

Finding the Fourth Proportional to 130,390,059.90, 179,937,230.31 and 70,850,834.94

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Solution

The fourth proportional to 130,390,059.90, 179,937,230.31 and 70,850,834.94 is: 97,773,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,390,059.90 : 179,937,230.31 = 70,850,834.94 : x
  2. Step 2: Convert to fraction form
    130,390,059.90/179,937,230.31 = 70,850,834.94/x
  3. Step 3: Cross multiply
    130,390,059.90x = 179,937,230.31 × 70,850,834.94
  4. Step 4: Simplify right side
    130,390,059.90x = 12,748,703,004,254,574
  5. Step 5: Solve for x
    x = 12,748,703,004,254,574/130,390,059.90
  6. Step 6: Final answer
    x = 97,773,580.39

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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.