Home / 830,717,134.47-1,146,742,628.67-517,606,047.60

Finding the Fourth Proportional to 830,717,134.47, 1,146,742,628.67 and 517,606,047.60

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Solution

The fourth proportional to 830,717,134.47, 1,146,742,628.67 and 517,606,047.60 is: 714,516,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,717,134.47 : 1,146,742,628.67 = 517,606,047.60 : x
  2. Step 2: Convert to fraction form
    830,717,134.47/1,146,742,628.67 = 517,606,047.60/x
  3. Step 3: Cross multiply
    830,717,134.47x = 1,146,742,628.67 × 517,606,047.60
  4. Step 4: Simplify right side
    830,717,134.47x = 593,560,919,640,313,216
  5. Step 5: Solve for x
    x = 593,560,919,640,313,216/830,717,134.47
  6. Step 6: Final answer
    x = 714,516,283.60

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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.