Home / 1,105,730,532,339.80-1,658,595,798,509.70-310,743,688,911.78

Finding the Fourth Proportional to 1,105,730,532,339.80, 1,658,595,798,509.70 and 310,743,688,911.78

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Solution

The fourth proportional to 1,105,730,532,339.80, 1,658,595,798,509.70 and 310,743,688,911.78 is: 466,115,533,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,730,532,339.80 : 1,658,595,798,509.70 = 310,743,688,911.78 : x
  2. Step 2: Convert to fraction form
    1,105,730,532,339.80/1,658,595,798,509.70 = 310,743,688,911.78/x
  3. Step 3: Cross multiply
    1,105,730,532,339.80x = 1,658,595,798,509.70 × 310,743,688,911.78
  4. Step 4: Simplify right side
    1,105,730,532,339.80x = 515,398,176,842,483,574,505,472
  5. Step 5: Solve for x
    x = 515,398,176,842,483,574,505,472/1,105,730,532,339.80
  6. Step 6: Final answer
    x = 466,115,533,367.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.