Home / 1,316,110,937.60-1,973,768,471.04-395,742,955.52

Finding the Fourth Proportional to 1,316,110,937.60, 1,973,768,471.04 and 395,742,955.52

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Solution

The fourth proportional to 1,316,110,937.60, 1,973,768,471.04 and 395,742,955.52 is: 593,494,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,110,937.60 : 1,973,768,471.04 = 395,742,955.52 : x
  2. Step 2: Convert to fraction form
    1,316,110,937.60/1,973,768,471.04 = 395,742,955.52/x
  3. Step 3: Cross multiply
    1,316,110,937.60x = 1,973,768,471.04 × 395,742,955.52
  4. Step 4: Simplify right side
    1,316,110,937.60x = 781,104,968,241,561,088
  5. Step 5: Solve for x
    x = 781,104,968,241,561,088/1,316,110,937.60
  6. Step 6: Final answer
    x = 593,494,777.63

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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.