Home / 1,263,710,938.68-1,895,824,941.18-434,556,898.59

Finding the Fourth Proportional to 1,263,710,938.68, 1,895,824,941.18 and 434,556,898.59

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Solution

The fourth proportional to 1,263,710,938.68, 1,895,824,941.18 and 434,556,898.59 is: 651,924,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,710,938.68 : 1,895,824,941.18 = 434,556,898.59 : x
  2. Step 2: Convert to fraction form
    1,263,710,938.68/1,895,824,941.18 = 434,556,898.59/x
  3. Step 3: Cross multiply
    1,263,710,938.68x = 1,895,824,941.18 × 434,556,898.59
  4. Step 4: Simplify right side
    1,263,710,938.68x = 823,843,806,708,749,952
  5. Step 5: Solve for x
    x = 823,843,806,708,749,952/1,263,710,938.68
  6. Step 6: Final answer
    x = 651,924,250.63

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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.