Finding the Fourth Proportional to 1,472,861,881,743, 2,032,254,610,965.80 and 822,440,388,441.08
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Solution
The fourth proportional to 1,472,861,881,743, 2,032,254,610,965.80 and 822,440,388,441.08 is: 1,134,803,128,773.98
Step by Step Solution
- Step 1: Write the proportion equation
1,472,861,881,743 : 2,032,254,610,965.80 = 822,440,388,441.08 : x - Step 2: Convert to fraction form
1,472,861,881,743/2,032,254,610,965.80 = 822,440,388,441.08/x - Step 3: Cross multiply
1,472,861,881,743x = 2,032,254,610,965.80 × 822,440,388,441.08 - Step 4: Simplify right side
1,472,861,881,743x = 1,671,408,271,653,888,438,829,056 - Step 5: Solve for x
x = 1,671,408,271,653,888,438,829,056/1,472,861,881,743 - Step 6: Final answer
x = 1,134,803,128,773.98
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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.