Home / 738,051,458.36-1,018,532,270.02-408,047,855

Finding the Fourth Proportional to 738,051,458.36, 1,018,532,270.02 and 408,047,855

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Solution

The fourth proportional to 738,051,458.36, 1,018,532,270.02 and 408,047,855 is: 563,117,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,051,458.36 : 1,018,532,270.02 = 408,047,855 : x
  2. Step 2: Convert to fraction form
    738,051,458.36/1,018,532,270.02 = 408,047,855/x
  3. Step 3: Cross multiply
    738,051,458.36x = 1,018,532,270.02 × 408,047,855
  4. Step 4: Simplify right side
    738,051,458.36x = 415,609,908,029,941,824
  5. Step 5: Solve for x
    x = 415,609,908,029,941,824/738,051,458.36
  6. Step 6: Final answer
    x = 563,117,792.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.