Home / 209,742,368.42-314,614,547.75-64,175,697.63

Finding the Fourth Proportional to 209,742,368.42, 314,614,547.75 and 64,175,697.63

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Solution

The fourth proportional to 209,742,368.42, 314,614,547.75 and 64,175,697.63 is: 96,263,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,742,368.42 : 314,614,547.75 = 64,175,697.63 : x
  2. Step 2: Convert to fraction form
    209,742,368.42/314,614,547.75 = 64,175,697.63/x
  3. Step 3: Cross multiply
    209,742,368.42x = 314,614,547.75 × 64,175,697.63
  4. Step 4: Simplify right side
    209,742,368.42x = 20,190,608,086,563,636
  5. Step 5: Solve for x
    x = 20,190,608,086,563,636/209,742,368.42
  6. Step 6: Final answer
    x = 96,263,850.93

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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.