Home / 532,854,973.25-735,302,533.59-309,820,831.67

Finding the Fourth Proportional to 532,854,973.25, 735,302,533.59 and 309,820,831.67

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Solution

The fourth proportional to 532,854,973.25, 735,302,533.59 and 309,820,831.67 is: 427,531,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,854,973.25 : 735,302,533.59 = 309,820,831.67 : x
  2. Step 2: Convert to fraction form
    532,854,973.25/735,302,533.59 = 309,820,831.67/x
  3. Step 3: Cross multiply
    532,854,973.25x = 735,302,533.59 × 309,820,831.67
  4. Step 4: Simplify right side
    532,854,973.25x = 227,812,042,485,911,936
  5. Step 5: Solve for x
    x = 227,812,042,485,911,936/532,854,973.25
  6. Step 6: Final answer
    x = 427,531,043.01

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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.