Home / 66,104,688,873.60-99,157,033,310.40-65,484,816,091.20

Finding the Fourth Proportional to 66,104,688,873.60, 99,157,033,310.40 and 65,484,816,091.20

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Solution

The fourth proportional to 66,104,688,873.60, 99,157,033,310.40 and 65,484,816,091.20 is: 98,227,224,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,104,688,873.60 : 99,157,033,310.40 = 65,484,816,091.20 : x
  2. Step 2: Convert to fraction form
    66,104,688,873.60/99,157,033,310.40 = 65,484,816,091.20/x
  3. Step 3: Cross multiply
    66,104,688,873.60x = 99,157,033,310.40 × 65,484,816,091.20
  4. Step 4: Simplify right side
    66,104,688,873.60x = 6,493,280,090,480,535,666,688
  5. Step 5: Solve for x
    x = 6,493,280,090,480,535,666,688/66,104,688,873.60
  6. Step 6: Final answer
    x = 98,227,224,136.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.