Home / 828,484,808,485.02-1,143,143,218,674.60-462,622,718,502.64

Finding the Fourth Proportional to 828,484,808,485.02, 1,143,143,218,674.60 and 462,622,718,502.64

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Solution

The fourth proportional to 828,484,808,485.02, 1,143,143,218,674.60 and 462,622,718,502.64 is: 638,326,759,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,484,808,485.02 : 1,143,143,218,674.60 = 462,622,718,502.64 : x
  2. Step 2: Convert to fraction form
    828,484,808,485.02/1,143,143,218,674.60 = 462,622,718,502.64/x
  3. Step 3: Cross multiply
    828,484,808,485.02x = 1,143,143,218,674.60 × 462,622,718,502.64
  4. Step 4: Simplify right side
    828,484,808,485.02x = 528,844,023,461,101,355,139,072
  5. Step 5: Solve for x
    x = 528,844,023,461,101,355,139,072/828,484,808,485.02
  6. Step 6: Final answer
    x = 638,326,759,941.63

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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.