Home / 735,697,255.12-1,015,254,800.61-401,168,931.93

Finding the Fourth Proportional to 735,697,255.12, 1,015,254,800.61 and 401,168,931.93

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Solution

The fourth proportional to 735,697,255.12, 1,015,254,800.61 and 401,168,931.93 is: 553,609,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,697,255.12 : 1,015,254,800.61 = 401,168,931.93 : x
  2. Step 2: Convert to fraction form
    735,697,255.12/1,015,254,800.61 = 401,168,931.93/x
  3. Step 3: Cross multiply
    735,697,255.12x = 1,015,254,800.61 × 401,168,931.93
  4. Step 4: Simplify right side
    735,697,255.12x = 407,288,683,997,518,848
  5. Step 5: Solve for x
    x = 407,288,683,997,518,848/735,697,255.12
  6. Step 6: Final answer
    x = 553,609,084.66

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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.