Home / 716,626,971.26-1,075,001,465.64-218,749,316

Finding the Fourth Proportional to 716,626,971.26, 1,075,001,465.64 and 218,749,316

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Solution

The fourth proportional to 716,626,971.26, 1,075,001,465.64 and 218,749,316 is: 328,142,596.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,626,971.26 : 1,075,001,465.64 = 218,749,316 : x
  2. Step 2: Convert to fraction form
    716,626,971.26/1,075,001,465.64 = 218,749,316/x
  3. Step 3: Cross multiply
    716,626,971.26x = 1,075,001,465.64 × 218,749,316
  4. Step 4: Simplify right side
    716,626,971.26x = 235,155,835,307,747,520
  5. Step 5: Solve for x
    x = 235,155,835,307,747,520/716,626,971.26
  6. Step 6: Final answer
    x = 328,142,596.83

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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.