Home / 355,066,974,028.19-532,689,264,851.61-103,528,168,100.39

Finding the Fourth Proportional to 355,066,974,028.19, 532,689,264,851.61 and 103,528,168,100.39

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Solution

The fourth proportional to 355,066,974,028.19, 532,689,264,851.61 and 103,528,168,100.39 is: 155,318,145,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,066,974,028.19 : 532,689,264,851.61 = 103,528,168,100.39 : x
  2. Step 2: Convert to fraction form
    355,066,974,028.19/532,689,264,851.61 = 103,528,168,100.39/x
  3. Step 3: Cross multiply
    355,066,974,028.19x = 532,689,264,851.61 × 103,528,168,100.39
  4. Step 4: Simplify right side
    355,066,974,028.19x = 55,148,343,756,830,646,730,752
  5. Step 5: Solve for x
    x = 55,148,343,756,830,646,730,752/355,066,974,028.19
  6. Step 6: Final answer
    x = 155,318,145,000.03

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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.