Home / 1,167,280,851.98-1,610,688,484.76-697,282,403.20

Finding the Fourth Proportional to 1,167,280,851.98, 1,610,688,484.76 and 697,282,403.20

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Solution

The fourth proportional to 1,167,280,851.98, 1,610,688,484.76 and 697,282,403.20 is: 962,154,682.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,280,851.98 : 1,610,688,484.76 = 697,282,403.20 : x
  2. Step 2: Convert to fraction form
    1,167,280,851.98/1,610,688,484.76 = 697,282,403.20/x
  3. Step 3: Cross multiply
    1,167,280,851.98x = 1,610,688,484.76 × 697,282,403.20
  4. Step 4: Simplify right side
    1,167,280,851.98x = 1,123,104,737,452,506,368
  5. Step 5: Solve for x
    x = 1,123,104,737,452,506,368/1,167,280,851.98
  6. Step 6: Final answer
    x = 962,154,682.44

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1.5x scale

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.