Home / 1,075,140,611.74-1,483,768,613.63-651,772,117.91

Finding the Fourth Proportional to 1,075,140,611.74, 1,483,768,613.63 and 651,772,117.91

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Solution

The fourth proportional to 1,075,140,611.74, 1,483,768,613.63 and 651,772,117.91 is: 899,490,728.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,140,611.74 : 1,483,768,613.63 = 651,772,117.91 : x
  2. Step 2: Convert to fraction form
    1,075,140,611.74/1,483,768,613.63 = 651,772,117.91/x
  3. Step 3: Cross multiply
    1,075,140,611.74x = 1,483,768,613.63 × 651,772,117.91
  4. Step 4: Simplify right side
    1,075,140,611.74x = 967,079,011,791,039,360
  5. Step 5: Solve for x
    x = 967,079,011,791,039,360/1,075,140,611.74
  6. Step 6: Final answer
    x = 899,490,728.22

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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.