Home / 1,075,140,545.47-1,483,768,522.32-651,772,051.71

Finding the Fourth Proportional to 1,075,140,545.47, 1,483,768,522.32 and 651,772,051.71

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Solution

The fourth proportional to 1,075,140,545.47, 1,483,768,522.32 and 651,772,051.71 is: 899,490,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,140,545.47 : 1,483,768,522.32 = 651,772,051.71 : x
  2. Step 2: Convert to fraction form
    1,075,140,545.47/1,483,768,522.32 = 651,772,051.71/x
  3. Step 3: Cross multiply
    1,075,140,545.47x = 1,483,768,522.32 × 651,772,051.71
  4. Step 4: Simplify right side
    1,075,140,545.47x = 967,078,854,055,221,376
  5. Step 5: Solve for x
    x = 967,078,854,055,221,376/1,075,140,545.47
  6. Step 6: Final answer
    x = 899,490,636.95

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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.