Home / 1,114,075,809.36-1,537,392,105.32-637,750,389.15

Finding the Fourth Proportional to 1,114,075,809.36, 1,537,392,105.32 and 637,750,389.15

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Solution

The fourth proportional to 1,114,075,809.36, 1,537,392,105.32 and 637,750,389.15 is: 880,076,925.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,075,809.36 : 1,537,392,105.32 = 637,750,389.15 : x
  2. Step 2: Convert to fraction form
    1,114,075,809.36/1,537,392,105.32 = 637,750,389.15/x
  3. Step 3: Cross multiply
    1,114,075,809.36x = 1,537,392,105.32 × 637,750,389.15
  4. Step 4: Simplify right side
    1,114,075,809.36x = 980,472,413,440,779,008
  5. Step 5: Solve for x
    x = 980,472,413,440,779,008/1,114,075,809.36
  6. Step 6: Final answer
    x = 880,076,925.83

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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.